120821631

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{751}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 189431808

約数和(自身を除く): 68610177

約数列:

[1, 3, 7, 21, 47, 141, 163, 329, 489, 751, 987, 1141, 2253, 3423, 5257, 7661, 15771, 22983, 35297, 53627, 105891, 122413, 160881, 247079, 367239, 741237, 856891, 2570673, 5753411, 17260233, 40273877, 120821631]

約数ペア:

[(1, 120821631), (3, 40273877), (7, 17260233), (21, 5753411), (47, 2570673), (141, 856891), (163, 741237), (329, 367239), (489, 247079), (751, 160881), (987, 122413), (1141, 105891), (2253, 53627), (3423, 35297), (5257, 22983), (7661, 15771)]