90212590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{693943}}^1$

素因数の和:693963

約数の個数: 16

約数和(自身を含む): 174873888

約数和(自身を除く): 84661298

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 693943, 1387886, 3469715, 6939430, 9021259, 18042518, 45106295, 90212590]

約数ペア:

[(1, 90212590), (2, 45106295), (5, 18042518), (10, 9021259), (13, 6939430), (26, 3469715), (65, 1387886), (130, 693943)]