28820965

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3623}}^1$

素因数の和:3708

約数の個数: 16

約数和(自身を含む): 36355968

約数和(自身を除く): 7535003

約数列:

[1, 5, 37, 43, 185, 215, 1591, 3623, 7955, 18115, 134051, 155789, 670255, 778945, 5764193, 28820965]

約数ペア:

[(1, 28820965), (5, 5764193), (37, 778945), (43, 670255), (185, 155789), (215, 134051), (1591, 18115), (3623, 7955)]