1918446525

素因数分解:

$3^4\times 5^2\times {\mathrm{947381}}^1$

素因数の和:947403

約数の個数: 30

約数和(自身を含む): 3553629882

約数和(自身を除く): 1635183357

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 947381, 2842143, 4736905, 8526429, 14210715, 23684525, 25579287, 42632145, 71053575, 76737861, 127896435, 213160725, 383689305, 639482175, 1918446525]

約数ペア:

[(1, 1918446525), (3, 639482175), (5, 383689305), (9, 213160725), (15, 127896435), (25, 76737861), (27, 71053575), (45, 42632145), (75, 25579287), (81, 23684525), (135, 14210715), (225, 8526429), (405, 4736905), (675, 2842143), (2025, 947381)]