647148684

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2796

約数の個数: 144

約数和(自身を含む): 1953401856

約数和(自身を除く): 1306253172

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 49, 52, 62, 78, 84, 91, 93, 98, 124, 147, 156, 182, 186, 196, 217, 273, 294, 364, 372, 403, 434, 546, 588, 637, 651, 806, 868, 1092, 1209, 1274, 1302, 1519, 1612, 1911, 2418, 2548, 2604, 2731, 2821, 3038, 3822, 4557, 4836, 5462, 5642, 6076, 7644, 8193, 8463, 9114, 10924, 11284, 16386, 16926, 18228, 19117, 19747, 32772, 33852, 35503, 38234, 39494, 57351, 59241, 71006, 76468, 78988, 84661, 106509, 114702, 118482, 133819, 142012, 169322, 213018, 229404, 236964, 248521, 253983, 267638, 338644, 401457, 426036, 497042, 507966, 535276, 592627, 745563, 802914, 994084, 1015932, 1100593, 1185254, 1491126, 1605828, 1739647, 1777881, 2201186, 2370508, 2982252, 3301779, 3479294, 3555762, 4148389, 4402372, 5218941, 6603558, 6958588, 7111524, 7704151, 8296778, 10437882, 12445167, 13207116, 15408302, 16593556, 20875764, 23112453, 24890334, 30816604, 46224906, 49780668, 53929057, 92449812, 107858114, 161787171, 215716228, 323574342, 647148684]

約数ペア:

[(1, 647148684), (2, 323574342), (3, 215716228), (4, 161787171), (6, 107858114), (7, 92449812), (12, 53929057), (13, 49780668), (14, 46224906), (21, 30816604), (26, 24890334), (28, 23112453), (31, 20875764), (39, 16593556), (42, 15408302), (49, 13207116), (52, 12445167), (62, 10437882), (78, 8296778), (84, 7704151), (91, 7111524), (93, 6958588), (98, 6603558), (124, 5218941), (147, 4402372), (156, 4148389), (182, 3555762), (186, 3479294), (196, 3301779), (217, 2982252), (273, 2370508), (294, 2201186), (364, 1777881), (372, 1739647), (403, 1605828), (434, 1491126), (546, 1185254), (588, 1100593), (637, 1015932), (651, 994084), (806, 802914), (868, 745563), (1092, 592627), (1209, 535276), (1274, 507966), (1302, 497042), (1519, 426036), (1612, 401457), (1911, 338644), (2418, 267638), (2548, 253983), (2604, 248521), (2731, 236964), (2821, 229404), (3038, 213018), (3822, 169322), (4557, 142012), (4836, 133819), (5462, 118482), (5642, 114702), (6076, 106509), (7644, 84661), (8193, 78988), (8463, 76468), (9114, 71006), (10924, 59241), (11284, 57351), (16386, 39494), (16926, 38234), (18228, 35503), (19117, 33852), (19747, 32772)]