4001039

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 4896000

約数和(自身を除く): 894961

約数列:

[1, 7, 19, 67, 133, 449, 469, 1273, 3143, 8531, 8911, 30083, 59717, 210581, 571577, 4001039]

約数ペア:

[(1, 4001039), (7, 571577), (19, 210581), (67, 59717), (133, 30083), (449, 8911), (469, 8531), (1273, 3143)]