291267431

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{7639}}^1$

素因数の和:8078

約数の個数: 16

約数和(自身を含む): 359385600

約数和(自身を除く): 68118169

約数列:

[1, 7, 13, 91, 419, 2933, 5447, 7639, 38129, 53473, 99307, 695149, 3200741, 22405187, 41609633, 291267431]

約数ペア:

[(1, 291267431), (7, 41609633), (13, 22405187), (91, 3200741), (419, 695149), (2933, 99307), (5447, 53473), (7639, 38129)]