30489711

素因数分解:

$3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{983}}^1$

素因数の和:1211

約数の個数: 24

約数和(自身を含む): 47562624

約数和(自身を除く): 17072913

約数列:

[1, 3, 7, 21, 49, 147, 211, 633, 983, 1477, 2949, 4431, 6881, 10339, 20643, 31017, 48167, 144501, 207413, 622239, 1451891, 4355673, 10163237, 30489711]

約数ペア:

[(1, 30489711), (3, 10163237), (7, 4355673), (21, 1451891), (49, 622239), (147, 207413), (211, 144501), (633, 48167), (983, 31017), (1477, 20643), (2949, 10339), (4431, 6881)]