64709778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1540709}}^1$

素因数の和:1540721

約数の個数: 16

約数和(自身を含む): 147908160

約数和(自身を除く): 83198382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1540709, 3081418, 4622127, 9244254, 10784963, 21569926, 32354889, 64709778]

約数ペア:

[(1, 64709778), (2, 32354889), (3, 21569926), (6, 10784963), (7, 9244254), (14, 4622127), (21, 3081418), (42, 1540709)]