320466321

素因数分解:

$3^3\times 7^2\times {\mathrm{242227}}^1$

素因数の和:242250

約数の個数: 24

約数和(自身を含む): 552279840

約数和(自身を除く): 231813519

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 242227, 726681, 1695589, 2180043, 5086767, 6540129, 11869123, 15260301, 35607369, 45780903, 106822107, 320466321]

約数ペア:

[(1, 320466321), (3, 106822107), (7, 45780903), (9, 35607369), (21, 15260301), (27, 11869123), (49, 6540129), (63, 5086767), (147, 2180043), (189, 1695589), (441, 726681), (1323, 242227)]