918372973

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{20477}}^1$

素因数の和:20676

約数の個数: 16

約数和(自身を含む): 1081238400

約数和(自身を除く): 162865427

約数列:

[1, 7, 43, 149, 301, 1043, 6407, 20477, 44849, 143339, 880511, 3051073, 6163577, 21357511, 131196139, 918372973]

約数ペア:

[(1, 918372973), (7, 131196139), (43, 21357511), (149, 6163577), (301, 3051073), (1043, 880511), (6407, 143339), (20477, 44849)]