201903921

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{12653}}^1$

素因数の和:12862

約数の個数: 20

約数和(自身を含む): 303164532

約数和(自身を除く): 101260611

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 5319, 12653, 15957, 37959, 113877, 341631, 1024893, 2492641, 7477923, 22433769, 67301307, 201903921]

約数ペア:

[(1, 201903921), (3, 67301307), (9, 22433769), (27, 7477923), (81, 2492641), (197, 1024893), (591, 341631), (1773, 113877), (5319, 37959), (12653, 15957)]