67428705

素因数分解:

$3^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{2251}}^1$

素因数の和:4256

約数の個数: 16

約数和(自身を含む): 107987904

約数和(自身を除く): 40559199

約数列:

[1, 3, 5, 15, 1997, 2251, 5991, 6753, 9985, 11255, 29955, 33765, 4495247, 13485741, 22476235, 67428705]

約数ペア:

[(1, 67428705), (3, 22476235), (5, 13485741), (15, 4495247), (1997, 33765), (2251, 29955), (5991, 11255), (6753, 9985)]