140990721

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{5531}}^1$

素因数の和:5856

約数の個数: 16

約数和(自身を含む): 195168960

約数和(自身を除く): 54178239

約数列:

[1, 3, 29, 87, 293, 879, 5531, 8497, 16593, 25491, 160399, 481197, 1620583, 4861749, 46996907, 140990721]

約数ペア:

[(1, 140990721), (3, 46996907), (29, 4861749), (87, 1620583), (293, 481197), (879, 160399), (5531, 25491), (8497, 16593)]