81705162

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 219967488

約数和(自身を除く): 138262326

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 77, 101, 102, 103, 119, 154, 187, 202, 206, 231, 238, 303, 309, 357, 374, 462, 561, 606, 618, 707, 714, 721, 1111, 1122, 1133, 1309, 1414, 1442, 1717, 1751, 2121, 2163, 2222, 2266, 2618, 3333, 3399, 3434, 3502, 3927, 4242, 4326, 5151, 5253, 6666, 6798, 7777, 7854, 7931, 10302, 10403, 10506, 12019, 12257, 15554, 15862, 18887, 19261, 20806, 23331, 23793, 24038, 24514, 31209, 36057, 36771, 37774, 38522, 46662, 47586, 56661, 57783, 62418, 72114, 72821, 73542, 113322, 114433, 115566, 132209, 134827, 145642, 176851, 218463, 228866, 264418, 269654, 343299, 353702, 396627, 404481, 436926, 530553, 686598, 793254, 801031, 808962, 1061106, 1237957, 1602062, 1945361, 2403093, 2475914, 3713871, 3890722, 4806186, 5836083, 7427742, 11672166, 13617527, 27235054, 40852581, 81705162]

約数ペア:

[(1, 81705162), (2, 40852581), (3, 27235054), (6, 13617527), (7, 11672166), (11, 7427742), (14, 5836083), (17, 4806186), (21, 3890722), (22, 3713871), (33, 2475914), (34, 2403093), (42, 1945361), (51, 1602062), (66, 1237957), (77, 1061106), (101, 808962), (102, 801031), (103, 793254), (119, 686598), (154, 530553), (187, 436926), (202, 404481), (206, 396627), (231, 353702), (238, 343299), (303, 269654), (309, 264418), (357, 228866), (374, 218463), (462, 176851), (561, 145642), (606, 134827), (618, 132209), (707, 115566), (714, 114433), (721, 113322), (1111, 73542), (1122, 72821), (1133, 72114), (1309, 62418), (1414, 57783), (1442, 56661), (1717, 47586), (1751, 46662), (2121, 38522), (2163, 37774), (2222, 36771), (2266, 36057), (2618, 31209), (3333, 24514), (3399, 24038), (3434, 23793), (3502, 23331), (3927, 20806), (4242, 19261), (4326, 18887), (5151, 15862), (5253, 15554), (6666, 12257), (6798, 12019), (7777, 10506), (7854, 10403), (7931, 10302)]