90506241

素因数分解:

$3^4\times 7^1\times {\mathrm{159623}}^1$

素因数の和:159642

約数の個数: 20

約数和(自身を含む): 154516032

約数和(自身を除く): 64009791

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 159623, 478869, 1117361, 1436607, 3352083, 4309821, 10056249, 12929463, 30168747, 90506241]

約数ペア:

[(1, 90506241), (3, 30168747), (7, 12929463), (9, 10056249), (21, 4309821), (27, 3352083), (63, 1436607), (81, 1117361), (189, 478869), (567, 159623)]