251652609

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{716959}}^1$

素因数の和:716981

約数の個数: 16

約数和(自身を含む): 401497600

約数和(自身を除く): 149844991

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 716959, 2150877, 6452631, 9320467, 19357893, 27961401, 83884203, 251652609]

約数ペア:

[(1, 251652609), (3, 83884203), (9, 27961401), (13, 19357893), (27, 9320467), (39, 6452631), (117, 2150877), (351, 716959)]