71418399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 107864064

約数和(自身を除く): 36445665

約数列:

[1, 3, 13, 37, 39, 43, 111, 129, 481, 559, 1151, 1443, 1591, 1677, 3453, 4773, 14963, 20683, 42587, 44889, 49493, 62049, 127761, 148479, 553631, 643409, 1660893, 1831241, 1930227, 5493723, 23806133, 71418399]

約数ペア:

[(1, 71418399), (3, 23806133), (13, 5493723), (37, 1930227), (39, 1831241), (43, 1660893), (111, 643409), (129, 553631), (481, 148479), (559, 127761), (1151, 62049), (1443, 49493), (1591, 44889), (1677, 42587), (3453, 20683), (4773, 14963)]