89991265

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2039}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 134346240

約数和(自身を除く): 44354975

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 455, 485, 679, 1261, 2039, 3395, 6305, 8827, 10195, 14273, 26507, 44135, 71365, 132535, 185549, 197783, 927745, 988915, 1384481, 2571179, 6922405, 12855895, 17998253, 89991265]

約数ペア:

[(1, 89991265), (5, 17998253), (7, 12855895), (13, 6922405), (35, 2571179), (65, 1384481), (91, 988915), (97, 927745), (455, 197783), (485, 185549), (679, 132535), (1261, 71365), (2039, 44135), (3395, 26507), (6305, 14273), (8827, 10195)]