67920789

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{2539}}^1$

素因数の和:2820

約数の個数: 16

約数和(自身を含む): 93431360

約数和(自身を除く): 25510571

約数列:

[1, 3, 37, 111, 241, 723, 2539, 7617, 8917, 26751, 93943, 281829, 611899, 1835697, 22640263, 67920789]

約数ペア:

[(1, 67920789), (3, 22640263), (37, 1835697), (111, 611899), (241, 281829), (723, 93943), (2539, 26751), (7617, 8917)]