2978591

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 3760128

約数和(自身を除く): 781537

約数列:

[1, 7, 11, 77, 101, 383, 707, 1111, 2681, 4213, 7777, 29491, 38683, 270781, 425513, 2978591]

約数ペア:

[(1, 2978591), (7, 425513), (11, 270781), (77, 38683), (101, 29491), (383, 7777), (707, 4213), (1111, 2681)]