720331461

素因数分解:

$3^6\times {\mathrm{988109}}^1$

素因数の和:988127

約数の個数: 14

約数和(自身を含む): 1080004230

約数和(自身を除く): 359672769

約数列:

[1, 3, 9, 27, 81, 243, 729, 988109, 2964327, 8892981, 26678943, 80036829, 240110487, 720331461]

約数ペア:

[(1, 720331461), (3, 240110487), (9, 80036829), (27, 26678943), (81, 8892981), (243, 2964327), (729, 988109)]