64698915

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 105751296

約数和(自身を除く): 41052381

約数列:

[1, 3, 5, 15, 83, 157, 249, 331, 415, 471, 785, 993, 1245, 1655, 2355, 4965, 13031, 27473, 39093, 51967, 65155, 82419, 137365, 155901, 195465, 259835, 412095, 779505, 4313261, 12939783, 21566305, 64698915]

約数ペア:

[(1, 64698915), (3, 21566305), (5, 12939783), (15, 4313261), (83, 779505), (157, 412095), (249, 259835), (331, 195465), (415, 155901), (471, 137365), (785, 82419), (993, 65155), (1245, 51967), (1655, 39093), (2355, 27473), (4965, 13031)]