28103655944

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{11527}}^1$

素因数の和:11767

約数の個数: 128

約数和(自身を含む): 69024130560

約数和(自身を除く): 40920474616

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 197, 221, 238, 364, 394, 442, 476, 728, 788, 884, 952, 1379, 1547, 1576, 1768, 2561, 2758, 3094, 3349, 5122, 5516, 6188, 6698, 10244, 11032, 11527, 12376, 13396, 17927, 20488, 23054, 23443, 26792, 35854, 43537, 46108, 46886, 71708, 80689, 87074, 92216, 93772, 143416, 149851, 161378, 174148, 187544, 195959, 299702, 304759, 322756, 348296, 391918, 599404, 609518, 645512, 783836, 1048957, 1198808, 1219036, 1371713, 1567672, 2097914, 2270819, 2438072, 2547467, 2743426, 4195828, 4541638, 5094934, 5486852, 8391656, 9083276, 10189868, 10973704, 15895733, 17832269, 18166552, 20379736, 29520647, 31791466, 35664538, 38603923, 59041294, 63582932, 71329076, 77207846, 118082588, 127165864, 142658152, 154415692, 206644529, 236165176, 270227461, 308831384, 413289058, 501850999, 540454922, 826578116, 1003701998, 1080909844, 1653156232, 2007403996, 2161819688, 3512956993, 4014807992, 7025913986, 14051827972, 28103655944]

約数ペア:

[(1, 28103655944), (2, 14051827972), (4, 7025913986), (7, 4014807992), (8, 3512956993), (13, 2161819688), (14, 2007403996), (17, 1653156232), (26, 1080909844), (28, 1003701998), (34, 826578116), (52, 540454922), (56, 501850999), (68, 413289058), (91, 308831384), (104, 270227461), (119, 236165176), (136, 206644529), (182, 154415692), (197, 142658152), (221, 127165864), (238, 118082588), (364, 77207846), (394, 71329076), (442, 63582932), (476, 59041294), (728, 38603923), (788, 35664538), (884, 31791466), (952, 29520647), (1379, 20379736), (1547, 18166552), (1576, 17832269), (1768, 15895733), (2561, 10973704), (2758, 10189868), (3094, 9083276), (3349, 8391656), (5122, 5486852), (5516, 5094934), (6188, 4541638), (6698, 4195828), (10244, 2743426), (11032, 2547467), (11527, 2438072), (12376, 2270819), (13396, 2097914), (17927, 1567672), (20488, 1371713), (23054, 1219036), (23443, 1198808), (26792, 1048957), (35854, 783836), (43537, 645512), (46108, 609518), (46886, 599404), (71708, 391918), (80689, 348296), (87074, 322756), (92216, 304759), (93772, 299702), (143416, 195959), (149851, 187544), (161378, 174148)]