42715855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 63504000

約数和(自身を除く): 20788145

約数列:

[1, 5, 7, 13, 35, 65, 91, 269, 349, 455, 1345, 1745, 1883, 2443, 3497, 4537, 9415, 12215, 17485, 22685, 24479, 31759, 93881, 122395, 158795, 469405, 657167, 1220453, 3285835, 6102265, 8543171, 42715855]

約数ペア:

[(1, 42715855), (5, 8543171), (7, 6102265), (13, 3285835), (35, 1220453), (65, 657167), (91, 469405), (269, 158795), (349, 122395), (455, 93881), (1345, 31759), (1745, 24479), (1883, 22685), (2443, 17485), (3497, 12215), (4537, 9415)]