261666864

素因数分解:

$2^4\times 3^2\times {\mathrm{1817131}}^1$

素因数の和:1817145

約数の個数: 30

約数和(自身を含む): 732304196

約数和(自身を除く): 470637332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1817131, 3634262, 5451393, 7268524, 10902786, 14537048, 16354179, 21805572, 29074096, 32708358, 43611144, 65416716, 87222288, 130833432, 261666864]

約数ペア:

[(1, 261666864), (2, 130833432), (3, 87222288), (4, 65416716), (6, 43611144), (8, 32708358), (9, 29074096), (12, 21805572), (16, 16354179), (18, 14537048), (24, 10902786), (36, 7268524), (48, 5451393), (72, 3634262), (144, 1817131)]