257967112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2753}}^1$

素因数の和:2842

約数の個数: 64

約数和(自身を含む): 562146480

約数和(自身を除く): 304179368

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 53, 68, 104, 106, 136, 212, 221, 424, 442, 689, 884, 901, 1378, 1768, 1802, 2753, 2756, 3604, 5506, 5512, 7208, 11012, 11713, 22024, 23426, 35789, 46801, 46852, 71578, 93602, 93704, 143156, 145909, 187204, 286312, 291818, 374408, 583636, 608413, 1167272, 1216826, 1896817, 2433652, 2480453, 3793634, 4867304, 4960906, 7587268, 9921812, 15174536, 19843624, 32245889, 64491778, 128983556, 257967112]

約数ペア:

[(1, 257967112), (2, 128983556), (4, 64491778), (8, 32245889), (13, 19843624), (17, 15174536), (26, 9921812), (34, 7587268), (52, 4960906), (53, 4867304), (68, 3793634), (104, 2480453), (106, 2433652), (136, 1896817), (212, 1216826), (221, 1167272), (424, 608413), (442, 583636), (689, 374408), (884, 291818), (901, 286312), (1378, 187204), (1768, 145909), (1802, 143156), (2753, 93704), (2756, 93602), (3604, 71578), (5506, 46852), (5512, 46801), (7208, 35789), (11012, 23426), (11713, 22024)]