30931641

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{571}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 48304256

約数和(自身を除く): 17372615

約数列:

[1, 3, 9, 13, 39, 117, 463, 571, 1389, 1713, 4167, 5139, 6019, 7423, 18057, 22269, 54171, 66807, 264373, 793119, 2379357, 3436849, 10310547, 30931641]

約数ペア:

[(1, 30931641), (3, 10310547), (9, 3436849), (13, 2379357), (39, 793119), (117, 264373), (463, 66807), (571, 54171), (1389, 22269), (1713, 18057), (4167, 7423), (5139, 6019)]