123645088

素因数分解:

$2^5\times 7^1\times {\mathrm{557}}^1\times {\mathrm{991}}^1$

素因数の和:1565

約数の個数: 48

約数和(自身を含む): 278982144

約数和(自身を除く): 155337056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 557, 991, 1114, 1982, 2228, 3899, 3964, 4456, 6937, 7798, 7928, 8912, 13874, 15596, 15856, 17824, 27748, 31192, 31712, 55496, 62384, 110992, 124768, 221984, 551987, 1103974, 2207948, 3863909, 4415896, 7727818, 8831792, 15455636, 17663584, 30911272, 61822544, 123645088]

約数ペア:

[(1, 123645088), (2, 61822544), (4, 30911272), (7, 17663584), (8, 15455636), (14, 8831792), (16, 7727818), (28, 4415896), (32, 3863909), (56, 2207948), (112, 1103974), (224, 551987), (557, 221984), (991, 124768), (1114, 110992), (1982, 62384), (2228, 55496), (3899, 31712), (3964, 31192), (4456, 27748), (6937, 17824), (7798, 15856), (7928, 15596), (8912, 13874)]