30919203

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1811}}^1$

素因数の和:2095

約数の個数: 24

約数和(自身を含む): 51257856

約数和(自身を除く): 20338653

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1811, 1897, 2439, 5433, 5691, 12677, 16299, 17073, 38031, 114093, 490781, 1472343, 3435467, 4417029, 10306401, 30919203]

約数ペア:

[(1, 30919203), (3, 10306401), (7, 4417029), (9, 3435467), (21, 1472343), (63, 490781), (271, 114093), (813, 38031), (1811, 17073), (1897, 16299), (2439, 12677), (5433, 5691)]