7628325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 13856256

約数和(自身を除く): 6227931

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 193, 255, 425, 465, 527, 579, 775, 965, 1275, 1581, 2325, 2635, 2895, 3281, 4825, 5983, 7905, 9843, 13175, 14475, 16405, 17949, 29915, 39525, 49215, 82025, 89745, 101711, 149575, 246075, 305133, 448725, 508555, 1525665, 2542775, 7628325]

約数ペア:

[(1, 7628325), (3, 2542775), (5, 1525665), (15, 508555), (17, 448725), (25, 305133), (31, 246075), (51, 149575), (75, 101711), (85, 89745), (93, 82025), (155, 49215), (193, 39525), (255, 29915), (425, 17949), (465, 16405), (527, 14475), (579, 13175), (775, 9843), (965, 7905), (1275, 5983), (1581, 4825), (2325, 3281), (2635, 2895)]