398285524

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{433}}^1$

素因数の和:502

約数の個数: 108

約数和(自身を含む): 923667444

約数和(自身を除く): 525381920

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 182, 196, 247, 266, 361, 364, 433, 494, 532, 637, 722, 866, 931, 988, 1274, 1444, 1729, 1732, 1862, 2527, 2548, 3031, 3458, 3724, 4693, 5054, 5629, 6062, 6916, 8227, 9386, 10108, 11258, 12103, 12124, 16454, 17689, 18772, 21217, 22516, 24206, 32851, 32908, 35378, 39403, 42434, 48412, 57589, 65702, 70756, 78806, 84868, 106951, 115178, 131404, 156313, 157612, 213902, 229957, 230356, 275821, 312626, 403123, 427804, 459914, 551642, 625252, 748657, 806246, 919828, 1094191, 1103284, 1497314, 1612492, 2032069, 2188382, 2994628, 4064138, 4376764, 5240599, 7659337, 8128276, 10481198, 14224483, 15318674, 20962396, 28448966, 30637348, 56897932, 99571381, 199142762, 398285524]

約数ペア:

[(1, 398285524), (2, 199142762), (4, 99571381), (7, 56897932), (13, 30637348), (14, 28448966), (19, 20962396), (26, 15318674), (28, 14224483), (38, 10481198), (49, 8128276), (52, 7659337), (76, 5240599), (91, 4376764), (98, 4064138), (133, 2994628), (182, 2188382), (196, 2032069), (247, 1612492), (266, 1497314), (361, 1103284), (364, 1094191), (433, 919828), (494, 806246), (532, 748657), (637, 625252), (722, 551642), (866, 459914), (931, 427804), (988, 403123), (1274, 312626), (1444, 275821), (1729, 230356), (1732, 229957), (1862, 213902), (2527, 157612), (2548, 156313), (3031, 131404), (3458, 115178), (3724, 106951), (4693, 84868), (5054, 78806), (5629, 70756), (6062, 65702), (6916, 57589), (8227, 48412), (9386, 42434), (10108, 39403), (11258, 35378), (12103, 32908), (12124, 32851), (16454, 24206), (17689, 22516), (18772, 21217)]