328605417

素因数分解:

$3^4\times 7^2\times {\mathrm{82793}}^1$

素因数の和:82819

約数の個数: 30

約数和(自身を含む): 571030218

約数和(自身を除く): 242424801

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 82793, 248379, 579551, 745137, 1738653, 2235411, 4056857, 5215959, 6706233, 12170571, 15647877, 36511713, 46943631, 109535139, 328605417]

約数ペア:

[(1, 328605417), (3, 109535139), (7, 46943631), (9, 36511713), (21, 15647877), (27, 12170571), (49, 6706233), (63, 5215959), (81, 4056857), (147, 2235411), (189, 1738653), (441, 745137), (567, 579551), (1323, 248379), (3969, 82793)]