254335848

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5471}}^1$

素因数の和:5642

約数の個数: 64

約数和(自身を含む): 689472000

約数和(自身を除く): 435136152

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 149, 156, 298, 312, 447, 596, 894, 1192, 1788, 1937, 3576, 3874, 5471, 5811, 7748, 10942, 11622, 15496, 16413, 21884, 23244, 32826, 43768, 46488, 65652, 71123, 131304, 142246, 213369, 284492, 426738, 568984, 815179, 853476, 1630358, 1706952, 2445537, 3260716, 4891074, 6521432, 9782148, 10597327, 19564296, 21194654, 31791981, 42389308, 63583962, 84778616, 127167924, 254335848]

約数ペア:

[(1, 254335848), (2, 127167924), (3, 84778616), (4, 63583962), (6, 42389308), (8, 31791981), (12, 21194654), (13, 19564296), (24, 10597327), (26, 9782148), (39, 6521432), (52, 4891074), (78, 3260716), (104, 2445537), (149, 1706952), (156, 1630358), (298, 853476), (312, 815179), (447, 568984), (596, 426738), (894, 284492), (1192, 213369), (1788, 142246), (1937, 131304), (3576, 71123), (3874, 65652), (5471, 46488), (5811, 43768), (7748, 32826), (10942, 23244), (11622, 21884), (15496, 16413)]