30721238

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{12601}}^1$

素因数の和:12679

約数の個数: 16

約数和(自身を含む): 48996576

約数和(自身を除く): 18275338

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 12601, 25202, 289823, 579646, 667853, 1335706, 15360619, 30721238]

約数ペア:

[(1, 30721238), (2, 15360619), (23, 1335706), (46, 667853), (53, 579646), (106, 289823), (1219, 25202), (2438, 12601)]