1521254945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{8221}}^1$

素因数の和:8561

約数の個数: 32

約数和(自身を含む): 2216388096

約数和(自身を除く): 695133151

約数列:

[1, 5, 7, 17, 35, 85, 119, 311, 595, 1555, 2177, 5287, 8221, 10885, 26435, 37009, 41105, 57547, 139757, 185045, 287735, 698785, 978299, 2556731, 4891495, 12783655, 17897117, 43464427, 89485585, 217322135, 304250989, 1521254945]

約数ペア:

[(1, 1521254945), (5, 304250989), (7, 217322135), (17, 89485585), (35, 43464427), (85, 17897117), (119, 12783655), (311, 4891495), (595, 2556731), (1555, 978299), (2177, 698785), (5287, 287735), (8221, 185045), (10885, 139757), (26435, 57547), (37009, 41105)]