398331388

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1032

約数の個数: 96

約数和(自身を含む): 914457600

約数和(自身を除く): 516126212

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 49, 52, 91, 92, 98, 161, 182, 196, 299, 322, 343, 364, 598, 637, 644, 686, 971, 1127, 1196, 1274, 1372, 1942, 2093, 2254, 2548, 3884, 4186, 4459, 4508, 6797, 7889, 8372, 8918, 12623, 13594, 14651, 15778, 17836, 22333, 25246, 27188, 29302, 31556, 44666, 47579, 50492, 58604, 88361, 89332, 95158, 102557, 156331, 176722, 190316, 205114, 290329, 312662, 333053, 353444, 410228, 580658, 618527, 625324, 666106, 1094317, 1161316, 1237054, 1332212, 2032303, 2188634, 2474108, 4064606, 4329689, 4377268, 7660219, 8129212, 8659378, 14226121, 15320438, 17318756, 28452242, 30640876, 56904484, 99582847, 199165694, 398331388]

約数ペア:

[(1, 398331388), (2, 199165694), (4, 99582847), (7, 56904484), (13, 30640876), (14, 28452242), (23, 17318756), (26, 15320438), (28, 14226121), (46, 8659378), (49, 8129212), (52, 7660219), (91, 4377268), (92, 4329689), (98, 4064606), (161, 2474108), (182, 2188634), (196, 2032303), (299, 1332212), (322, 1237054), (343, 1161316), (364, 1094317), (598, 666106), (637, 625324), (644, 618527), (686, 580658), (971, 410228), (1127, 353444), (1196, 333053), (1274, 312662), (1372, 290329), (1942, 205114), (2093, 190316), (2254, 176722), (2548, 156331), (3884, 102557), (4186, 95158), (4459, 89332), (4508, 88361), (6797, 58604), (7889, 50492), (8372, 47579), (8918, 44666), (12623, 31556), (13594, 29302), (14651, 27188), (15778, 25246), (17836, 22333)]