30885729

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1289}}^1$

素因数の和:1469

約数の個数: 24

約数和(自身を含む): 48235680

約数和(自身を除く): 17349951

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 1289, 3423, 3867, 7987, 9023, 23961, 27069, 63161, 189483, 210107, 630321, 1470749, 4412247, 10295243, 30885729]

約数ペア:

[(1, 30885729), (3, 10295243), (7, 4412247), (21, 1470749), (49, 630321), (147, 210107), (163, 189483), (489, 63161), (1141, 27069), (1289, 23961), (3423, 9023), (3867, 7987)]