90231388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{16217}}^1$

素因数の和:16341

約数の個数: 24

約数和(自身を含む): 171651312

約数和(自身を除く): 81419924

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 16217, 32434, 64868, 210821, 421642, 843284, 1735219, 3470438, 6940876, 22557847, 45115694, 90231388]

約数ペア:

[(1, 90231388), (2, 45115694), (4, 22557847), (13, 6940876), (26, 3470438), (52, 1735219), (107, 843284), (214, 421642), (428, 210821), (1391, 64868), (2782, 32434), (5564, 16217)]