1315251

素因数分解:

$3^3\times 7^1\times {\mathrm{6959}}^1$

素因数の和:6975

約数の個数: 16

約数和(自身を含む): 2227200

約数和(自身を除く): 911949

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 6959, 20877, 48713, 62631, 146139, 187893, 438417, 1315251]

約数ペア:

[(1, 1315251), (3, 438417), (7, 187893), (9, 146139), (21, 62631), (27, 48713), (63, 20877), (189, 6959)]