27487590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70481}}^1$

素因数の和:70504

約数の個数: 32

約数和(自身を含む): 71045856

約数和(自身を除く): 43558266

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 70481, 140962, 211443, 352405, 422886, 704810, 916253, 1057215, 1832506, 2114430, 2748759, 4581265, 5497518, 9162530, 13743795, 27487590]

約数ペア:

[(1, 27487590), (2, 13743795), (3, 9162530), (5, 5497518), (6, 4581265), (10, 2748759), (13, 2114430), (15, 1832506), (26, 1057215), (30, 916253), (39, 704810), (65, 422886), (78, 352405), (130, 211443), (195, 140962), (390, 70481)]