81532668

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138661}}^1$

素因数の和:138682

約数の個数: 36

約数和(自身を含む): 221304552

約数和(自身を除く): 139771884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138661, 277322, 415983, 554644, 831966, 970627, 1663932, 1941254, 2911881, 3882508, 5823762, 6794389, 11647524, 13588778, 20383167, 27177556, 40766334, 81532668]

約数ペア:

[(1, 81532668), (2, 40766334), (3, 27177556), (4, 20383167), (6, 13588778), (7, 11647524), (12, 6794389), (14, 5823762), (21, 3882508), (28, 2911881), (42, 1941254), (49, 1663932), (84, 970627), (98, 831966), (147, 554644), (196, 415983), (294, 277322), (588, 138661)]