1969385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 2624832

約数和(自身を除く): 655447

約数列:

[1, 5, 11, 55, 61, 305, 587, 671, 2935, 3355, 6457, 32285, 35807, 179035, 393877, 1969385]

約数ペア:

[(1, 1969385), (5, 393877), (11, 179035), (55, 35807), (61, 32285), (305, 6457), (587, 3355), (671, 2935)]