28840735

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3257}}^1$

素因数の和:3303

約数の個数: 32

約数和(自身を含む): 45038592

約数和(自身を除く): 16197857

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 3257, 8855, 16285, 22799, 35827, 74911, 113995, 179135, 250789, 374555, 524377, 824021, 1253945, 2621885, 4120105, 5768147, 28840735]

約数ペア:

[(1, 28840735), (5, 5768147), (7, 4120105), (11, 2621885), (23, 1253945), (35, 824021), (55, 524377), (77, 374555), (115, 250789), (161, 179135), (253, 113995), (385, 74911), (805, 35827), (1265, 22799), (1771, 16285), (3257, 8855)]