858001389

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{1321}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 1323438336

約数和(自身を除く): 465436947

約数列:

[1, 3, 7, 21, 157, 197, 471, 591, 1099, 1321, 1379, 3297, 3963, 4137, 9247, 27741, 30929, 92787, 207397, 216503, 260237, 622191, 649509, 780711, 1451779, 1821659, 4355337, 5464977, 40857209, 122571627, 286000463, 858001389]

約数ペア:

[(1, 858001389), (3, 286000463), (7, 122571627), (21, 40857209), (157, 5464977), (197, 4355337), (471, 1821659), (591, 1451779), (1099, 780711), (1321, 649509), (1379, 622191), (3297, 260237), (3963, 216503), (4137, 207397), (9247, 92787), (27741, 30929)]