72655137

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:755

約数の個数: 40

約数和(自身を含む): 115346880

約数和(自身を除く): 42691743

約数列:

[1, 3, 9, 23, 27, 59, 69, 81, 177, 207, 531, 621, 661, 1357, 1593, 1863, 1983, 4071, 4779, 5949, 12213, 15203, 17847, 36639, 38999, 45609, 53541, 109917, 116997, 136827, 350991, 410481, 896977, 1052973, 1231443, 2690931, 3158919, 8072793, 24218379, 72655137]

約数ペア:

[(1, 72655137), (3, 24218379), (9, 8072793), (23, 3158919), (27, 2690931), (59, 1231443), (69, 1052973), (81, 896977), (177, 410481), (207, 350991), (531, 136827), (621, 116997), (661, 109917), (1357, 53541), (1593, 45609), (1863, 38999), (1983, 36639), (4071, 17847), (4779, 15203), (5949, 12213)]