290400862

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1\times {\mathrm{3571}}^1$

素因数の和:4203

約数の個数: 16

約数和(自身を含む): 442485072

約数和(自身を除く): 152084210

約数列:

[1, 2, 73, 146, 557, 1114, 3571, 7142, 40661, 81322, 260683, 521366, 1989047, 3978094, 145200431, 290400862]

約数ペア:

[(1, 290400862), (2, 145200431), (73, 3978094), (146, 1989047), (557, 521366), (1114, 260683), (3571, 81322), (7142, 40661)]