72503418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21617}}^1$

素因数の和:21678

約数の個数: 32

約数和(自身を含む): 159800256

約数和(自身を除く): 87296838

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 21617, 43234, 64851, 129702, 281021, 562042, 843063, 929531, 1686126, 1859062, 2788593, 5577186, 12083903, 24167806, 36251709, 72503418]

約数ペア:

[(1, 72503418), (2, 36251709), (3, 24167806), (6, 12083903), (13, 5577186), (26, 2788593), (39, 1859062), (43, 1686126), (78, 929531), (86, 843063), (129, 562042), (258, 281021), (559, 129702), (1118, 64851), (1677, 43234), (3354, 21617)]