140904561

素因数分解:

$3^1\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{4271}}^1$

素因数の和:5852

約数の個数: 16

約数和(自身を含む): 214898688

約数和(自身を除く): 73994127

約数列:

[1, 3, 7, 21, 1571, 4271, 4713, 10997, 12813, 29897, 32991, 89691, 6709741, 20129223, 46968187, 140904561]

約数ペア:

[(1, 140904561), (3, 46968187), (7, 20129223), (21, 6709741), (1571, 89691), (4271, 32991), (4713, 29897), (10997, 12813)]