389699118

素因数分解:

$2^1\times 3^2\times {\mathrm{1571}}^1\times {\mathrm{13781}}^1$

素因数の和:15360

約数の個数: 24

約数和(自身を含む): 844946856

約数和(自身を除く): 455247738

約数列:

[1, 2, 3, 6, 9, 18, 1571, 3142, 4713, 9426, 13781, 14139, 27562, 28278, 41343, 82686, 124029, 248058, 21649951, 43299902, 64949853, 129899706, 194849559, 389699118]

約数ペア:

[(1, 389699118), (2, 194849559), (3, 129899706), (6, 64949853), (9, 43299902), (18, 21649951), (1571, 248058), (3142, 124029), (4713, 82686), (9426, 41343), (13781, 28278), (14139, 27562)]