208657332

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7309}}^1$

素因数の和:7393

約数の個数: 72

約数和(自身を含む): 577402280

約数和(自身を除く): 368744948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 793, 1098, 1586, 2196, 2379, 3172, 4758, 7137, 7309, 9516, 14274, 14618, 21927, 28548, 29236, 43854, 65781, 87708, 95017, 131562, 190034, 263124, 285051, 380068, 445849, 570102, 855153, 891698, 1140204, 1337547, 1710306, 1783396, 2675094, 3420612, 4012641, 5350188, 5796037, 8025282, 11592074, 16050564, 17388111, 23184148, 34776222, 52164333, 69552444, 104328666, 208657332]

約数ペア:

[(1, 208657332), (2, 104328666), (3, 69552444), (4, 52164333), (6, 34776222), (9, 23184148), (12, 17388111), (13, 16050564), (18, 11592074), (26, 8025282), (36, 5796037), (39, 5350188), (52, 4012641), (61, 3420612), (78, 2675094), (117, 1783396), (122, 1710306), (156, 1337547), (183, 1140204), (234, 891698), (244, 855153), (366, 570102), (468, 445849), (549, 380068), (732, 285051), (793, 263124), (1098, 190034), (1586, 131562), (2196, 95017), (2379, 87708), (3172, 65781), (4758, 43854), (7137, 29236), (7309, 28548), (9516, 21927), (14274, 14618)]