978900070

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1340959}}^1$

素因数の和:1341039

約数の個数: 16

約数和(自身を含む): 1786158720

約数和(自身を除く): 807258650

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 1340959, 2681918, 6704795, 13409590, 97890007, 195780014, 489450035, 978900070]

約数ペア:

[(1, 978900070), (2, 489450035), (5, 195780014), (10, 97890007), (73, 13409590), (146, 6704795), (365, 2681918), (730, 1340959)]