128839718

素因数分解:

$2^1\times 7^3\times {\mathrm{293}}^1\times {\mathrm{641}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 226497600

約数和(自身を除く): 97657882

約数列:

[1, 2, 7, 14, 49, 98, 293, 343, 586, 641, 686, 1282, 2051, 4102, 4487, 8974, 14357, 28714, 31409, 62818, 100499, 187813, 200998, 219863, 375626, 439726, 1314691, 2629382, 9202837, 18405674, 64419859, 128839718]

約数ペア:

[(1, 128839718), (2, 64419859), (7, 18405674), (14, 9202837), (49, 2629382), (98, 1314691), (293, 439726), (343, 375626), (586, 219863), (641, 200998), (686, 187813), (1282, 100499), (2051, 62818), (4102, 31409), (4487, 28714), (8974, 14357)]