72728812

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:698

約数の個数: 36

約数和(自身を含む): 138675936

約数和(自身を除く): 65947124

約数列:

[1, 2, 4, 13, 26, 52, 169, 271, 338, 397, 542, 676, 794, 1084, 1588, 3523, 5161, 7046, 10322, 14092, 20644, 45799, 67093, 91598, 107587, 134186, 183196, 215174, 268372, 430348, 1398631, 2797262, 5594524, 18182203, 36364406, 72728812]

約数ペア:

[(1, 72728812), (2, 36364406), (4, 18182203), (13, 5594524), (26, 2797262), (52, 1398631), (169, 430348), (271, 268372), (338, 215174), (397, 183196), (542, 134186), (676, 107587), (794, 91598), (1084, 67093), (1588, 45799), (3523, 20644), (5161, 14092), (7046, 10322)]