78647946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 175633920

約数和(自身を除く): 96985974

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 131, 179, 258, 262, 358, 393, 537, 559, 786, 1074, 1118, 1677, 1703, 2327, 3354, 3406, 4654, 5109, 5633, 6981, 7697, 10218, 11266, 13962, 15394, 16899, 23091, 23449, 33798, 46182, 46898, 70347, 73229, 100061, 140694, 146458, 200122, 219687, 300183, 304837, 439374, 600366, 609674, 914511, 1008307, 1829022, 2016614, 3024921, 6049842, 13107991, 26215982, 39323973, 78647946]

約数ペア:

[(1, 78647946), (2, 39323973), (3, 26215982), (6, 13107991), (13, 6049842), (26, 3024921), (39, 2016614), (43, 1829022), (78, 1008307), (86, 914511), (129, 609674), (131, 600366), (179, 439374), (258, 304837), (262, 300183), (358, 219687), (393, 200122), (537, 146458), (559, 140694), (786, 100061), (1074, 73229), (1118, 70347), (1677, 46898), (1703, 46182), (2327, 33798), (3354, 23449), (3406, 23091), (4654, 16899), (5109, 15394), (5633, 13962), (6981, 11266), (7697, 10218)]