129430984

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{72551}}^1$

素因数の和:72780

約数の個数: 16

約数和(自身を含む): 243774720

約数和(自身を除く): 114343736

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 72551, 145102, 290204, 580408, 16178873, 32357746, 64715492, 129430984]

約数ペア:

[(1, 129430984), (2, 64715492), (4, 32357746), (8, 16178873), (223, 580408), (446, 290204), (892, 145102), (1784, 72551)]