28523484

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 88058880

約数和(自身を除く): 59535396

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 19, 22, 33, 34, 36, 38, 44, 51, 57, 66, 68, 76, 99, 102, 114, 132, 153, 171, 187, 198, 204, 209, 223, 228, 306, 323, 342, 374, 396, 418, 446, 561, 612, 627, 646, 669, 684, 748, 836, 892, 969, 1122, 1254, 1292, 1338, 1683, 1881, 1938, 2007, 2244, 2453, 2508, 2676, 2907, 3366, 3553, 3762, 3791, 3876, 4014, 4237, 4906, 5814, 6732, 7106, 7359, 7524, 7582, 8028, 8474, 9812, 10659, 11373, 11628, 12711, 14212, 14718, 15164, 16948, 21318, 22077, 22746, 25422, 29436, 31977, 34119, 38133, 41701, 42636, 44154, 45492, 46607, 50844, 63954, 68238, 72029, 76266, 83402, 88308, 93214, 125103, 127908, 136476, 139821, 144058, 152532, 166804, 186428, 216087, 250206, 279642, 288116, 375309, 419463, 432174, 500412, 559284, 648261, 750618, 792319, 838926, 864348, 1296522, 1501236, 1584638, 1677852, 2376957, 2593044, 3169276, 4753914, 7130871, 9507828, 14261742, 28523484]

約数ペア:

[(1, 28523484), (2, 14261742), (3, 9507828), (4, 7130871), (6, 4753914), (9, 3169276), (11, 2593044), (12, 2376957), (17, 1677852), (18, 1584638), (19, 1501236), (22, 1296522), (33, 864348), (34, 838926), (36, 792319), (38, 750618), (44, 648261), (51, 559284), (57, 500412), (66, 432174), (68, 419463), (76, 375309), (99, 288116), (102, 279642), (114, 250206), (132, 216087), (153, 186428), (171, 166804), (187, 152532), (198, 144058), (204, 139821), (209, 136476), (223, 127908), (228, 125103), (306, 93214), (323, 88308), (342, 83402), (374, 76266), (396, 72029), (418, 68238), (446, 63954), (561, 50844), (612, 46607), (627, 45492), (646, 44154), (669, 42636), (684, 41701), (748, 38133), (836, 34119), (892, 31977), (969, 29436), (1122, 25422), (1254, 22746), (1292, 22077), (1338, 21318), (1683, 16948), (1881, 15164), (1938, 14718), (2007, 14212), (2244, 12711), (2453, 11628), (2508, 11373), (2676, 10659), (2907, 9812), (3366, 8474), (3553, 8028), (3762, 7582), (3791, 7524), (3876, 7359), (4014, 7106), (4237, 6732), (4906, 5814)]