71298955

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{449}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 105840000

約数和(自身を除く): 34541045

約数列:

[1, 5, 7, 13, 35, 65, 91, 349, 449, 455, 1745, 2245, 2443, 3143, 4537, 5837, 12215, 15715, 22685, 29185, 31759, 40859, 156701, 158795, 204295, 783505, 1096907, 2037113, 5484535, 10185565, 14259791, 71298955]

約数ペア:

[(1, 71298955), (5, 14259791), (7, 10185565), (13, 5484535), (35, 2037113), (65, 1096907), (91, 783505), (349, 204295), (449, 158795), (455, 156701), (1745, 40859), (2245, 31759), (2443, 29185), (3143, 22685), (4537, 15715), (5837, 12215)]