30997590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79481}}^1$

素因数の和:79504

約数の個数: 32

約数和(自身を含む): 80117856

約数和(自身を除く): 49120266

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 79481, 158962, 238443, 397405, 476886, 794810, 1033253, 1192215, 2066506, 2384430, 3099759, 5166265, 6199518, 10332530, 15498795, 30997590]

約数ペア:

[(1, 30997590), (2, 15498795), (3, 10332530), (5, 6199518), (6, 5166265), (10, 3099759), (13, 2384430), (15, 2066506), (26, 1192215), (30, 1033253), (39, 794810), (65, 476886), (78, 397405), (130, 238443), (195, 158962), (390, 79481)]