25497378

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^2\times {\mathrm{281}}^1$

素因数の和:431

約数の個数: 36

約数和(自身を含む): 56232774

約数和(自身を除く): 30735396

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 281, 426, 562, 639, 843, 1278, 1686, 2529, 5041, 5058, 10082, 15123, 19951, 30246, 39902, 45369, 59853, 90738, 119706, 179559, 359118, 1416521, 2833042, 4249563, 8499126, 12748689, 25497378]

約数ペア:

[(1, 25497378), (2, 12748689), (3, 8499126), (6, 4249563), (9, 2833042), (18, 1416521), (71, 359118), (142, 179559), (213, 119706), (281, 90738), (426, 59853), (562, 45369), (639, 39902), (843, 30246), (1278, 19951), (1686, 15123), (2529, 10082), (5041, 5058)]