123213456

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{10831}}^1$

素因数の和:10924

約数の個数: 60

約数和(自身を含む): 349223680

約数和(自身を除く): 226010224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 144, 158, 237, 316, 474, 632, 711, 948, 1264, 1422, 1896, 2844, 3792, 5688, 10831, 11376, 21662, 32493, 43324, 64986, 86648, 97479, 129972, 173296, 194958, 259944, 389916, 519888, 779832, 855649, 1559664, 1711298, 2566947, 3422596, 5133894, 6845192, 7700841, 10267788, 13690384, 15401682, 20535576, 30803364, 41071152, 61606728, 123213456]

約数ペア:

[(1, 123213456), (2, 61606728), (3, 41071152), (4, 30803364), (6, 20535576), (8, 15401682), (9, 13690384), (12, 10267788), (16, 7700841), (18, 6845192), (24, 5133894), (36, 3422596), (48, 2566947), (72, 1711298), (79, 1559664), (144, 855649), (158, 779832), (237, 519888), (316, 389916), (474, 259944), (632, 194958), (711, 173296), (948, 129972), (1264, 97479), (1422, 86648), (1896, 64986), (2844, 43324), (3792, 32493), (5688, 21662), (10831, 11376)]