90121964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{3407}}^1$

素因数の和:3817

約数の個数: 24

約数和(自身を含む): 167469120

約数和(自身を除く): 77347156

約数列:

[1, 2, 4, 17, 34, 68, 389, 778, 1556, 3407, 6613, 6814, 13226, 13628, 26452, 57919, 115838, 231676, 1325323, 2650646, 5301292, 22530491, 45060982, 90121964]

約数ペア:

[(1, 90121964), (2, 45060982), (4, 22530491), (17, 5301292), (34, 2650646), (68, 1325323), (389, 231676), (778, 115838), (1556, 57919), (3407, 26452), (6613, 13628), (6814, 13226)]