81971064

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{162641}}^1$

素因数の和:162660

約数の個数: 48

約数和(自身を含む): 253721520

約数和(自身を除く): 171750456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 162641, 325282, 487923, 650564, 975846, 1138487, 1301128, 1463769, 1951692, 2276974, 2927538, 3415461, 3903384, 4553948, 5855076, 6830922, 9107896, 10246383, 11710152, 13661844, 20492766, 27323688, 40985532, 81971064]

約数ペア:

[(1, 81971064), (2, 40985532), (3, 27323688), (4, 20492766), (6, 13661844), (7, 11710152), (8, 10246383), (9, 9107896), (12, 6830922), (14, 5855076), (18, 4553948), (21, 3903384), (24, 3415461), (28, 2927538), (36, 2276974), (42, 1951692), (56, 1463769), (63, 1301128), (72, 1138487), (84, 975846), (126, 650564), (168, 487923), (252, 325282), (504, 162641)]