61520879

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{7583}}^1$

素因数の和:7670

約数の個数: 16

約数和(自身を含む): 75233280

約数和(自身を除く): 13712401

約数列:

[1, 7, 19, 61, 133, 427, 1159, 7583, 8113, 53081, 144077, 462563, 1008539, 3237941, 8788697, 61520879]

約数ペア:

[(1, 61520879), (7, 8788697), (19, 3237941), (61, 1008539), (133, 462563), (427, 144077), (1159, 53081), (7583, 8113)]