225519273

素因数分解:

$3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{12923}}^1$

素因数の和:13213

約数の個数: 24

約数和(自身を含む): 373658688

約数和(自身を除く): 148139415

約数列:

[1, 3, 7, 9, 21, 63, 277, 831, 1939, 2493, 5817, 12923, 17451, 38769, 90461, 116307, 271383, 814149, 3579671, 10739013, 25057697, 32217039, 75173091, 225519273]

約数ペア:

[(1, 225519273), (3, 75173091), (7, 32217039), (9, 25057697), (21, 10739013), (63, 3579671), (277, 814149), (831, 271383), (1939, 116307), (2493, 90461), (5817, 38769), (12923, 17451)]