252380401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{145969}}^1$

素因数の和:146008

約数の個数: 16

約数和(自身を含む): 326972800

約数和(自身を除く): 74592399

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 145969, 1021783, 1897597, 2773411, 13283179, 19413877, 36054343, 252380401]

約数ペア:

[(1, 252380401), (7, 36054343), (13, 19413877), (19, 13283179), (91, 2773411), (133, 1897597), (247, 1021783), (1729, 145969)]