15871830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40697}}^1$

素因数の和:40720

約数の個数: 32

約数和(自身を含む): 41023584

約数和(自身を除く): 25151754

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 40697, 81394, 122091, 203485, 244182, 406970, 529061, 610455, 1058122, 1220910, 1587183, 2645305, 3174366, 5290610, 7935915, 15871830]

約数ペア:

[(1, 15871830), (2, 7935915), (3, 5290610), (5, 3174366), (6, 2645305), (10, 1587183), (13, 1220910), (15, 1058122), (26, 610455), (30, 529061), (39, 406970), (65, 244182), (78, 203485), (130, 122091), (195, 81394), (390, 40697)]