7641865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 11943936

約数和(自身を除く): 4302071

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 863, 1265, 1771, 4315, 6041, 8855, 9493, 19849, 30205, 47465, 66451, 99245, 138943, 218339, 332255, 694715, 1091695, 1528373, 7641865]

約数ペア:

[(1, 7641865), (5, 1528373), (7, 1091695), (11, 694715), (23, 332255), (35, 218339), (55, 138943), (77, 99245), (115, 66451), (161, 47465), (253, 30205), (385, 19849), (805, 9493), (863, 8855), (1265, 6041), (1771, 4315)]