28610910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7393}}^1$

素因数の和:7449

約数の個数: 48

約数和(自身を含む): 76128624

約数和(自身を除く): 47517714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 7393, 14786, 22179, 36965, 44358, 66537, 73930, 110895, 133074, 221790, 317899, 332685, 635798, 665370, 953697, 1589495, 1907394, 2861091, 3178990, 4768485, 5722182, 9536970, 14305455, 28610910]

約数ペア:

[(1, 28610910), (2, 14305455), (3, 9536970), (5, 5722182), (6, 4768485), (9, 3178990), (10, 2861091), (15, 1907394), (18, 1589495), (30, 953697), (43, 665370), (45, 635798), (86, 332685), (90, 317899), (129, 221790), (215, 133074), (258, 110895), (387, 73930), (430, 66537), (645, 44358), (774, 36965), (1290, 22179), (1935, 14786), (3870, 7393)]