291249010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2240377}}^1$

素因数の和:2240397

約数の個数: 16

約数和(自身を含む): 564575256

約数和(自身を除く): 273326246

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2240377, 4480754, 11201885, 22403770, 29124901, 58249802, 145624505, 291249010]

約数ペア:

[(1, 291249010), (2, 145624505), (5, 58249802), (10, 29124901), (13, 22403770), (26, 11201885), (65, 4480754), (130, 2240377)]