28817490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3889}}^1$

素因数の和:3931

約数の個数: 64

約数和(自身を含む): 78422400

約数和(自身を除く): 49604910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 3889, 7410, 7778, 11667, 19445, 23334, 38890, 50557, 58335, 73891, 101114, 116670, 147782, 151671, 221673, 252785, 303342, 369455, 443346, 505570, 738910, 758355, 960583, 1108365, 1516710, 1921166, 2216730, 2881749, 4802915, 5763498, 9605830, 14408745, 28817490]

約数ペア:

[(1, 28817490), (2, 14408745), (3, 9605830), (5, 5763498), (6, 4802915), (10, 2881749), (13, 2216730), (15, 1921166), (19, 1516710), (26, 1108365), (30, 960583), (38, 758355), (39, 738910), (57, 505570), (65, 443346), (78, 369455), (95, 303342), (114, 252785), (130, 221673), (190, 151671), (195, 147782), (247, 116670), (285, 101114), (390, 73891), (494, 58335), (570, 50557), (741, 38890), (1235, 23334), (1482, 19445), (2470, 11667), (3705, 7778), (3889, 7410)]