128840838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3067639}}^1$

素因数の和:3067651

約数の個数: 16

約数和(自身を含む): 294493440

約数和(自身を除く): 165652602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3067639, 6135278, 9202917, 18405834, 21473473, 42946946, 64420419, 128840838]

約数ペア:

[(1, 128840838), (2, 64420419), (3, 42946946), (6, 21473473), (7, 18405834), (14, 9202917), (21, 6135278), (42, 3067639)]