30923361

素因数分解:

$3^2\times 7^2\times {\mathrm{70121}}^1$

素因数の和:70141

約数の個数: 18

約数和(自身を含む): 51960402

約数和(自身を除く): 21037041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 70121, 210363, 490847, 631089, 1472541, 3435929, 4417623, 10307787, 30923361]

約数ペア:

[(1, 30923361), (3, 10307787), (7, 4417623), (9, 3435929), (21, 1472541), (49, 631089), (63, 490847), (147, 210363), (441, 70121)]