221414872

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{64817}}^1$

素因数の和:64891

約数の個数: 32

約数和(自身を含む): 482245920

約数和(自身を除く): 260831048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 64817, 129634, 259268, 453719, 518536, 907438, 1814876, 3629752, 3953837, 7907674, 15815348, 27676859, 31630696, 55353718, 110707436, 221414872]

約数ペア:

[(1, 221414872), (2, 110707436), (4, 55353718), (7, 31630696), (8, 27676859), (14, 15815348), (28, 7907674), (56, 3953837), (61, 3629752), (122, 1814876), (244, 907438), (427, 518536), (488, 453719), (854, 259268), (1708, 129634), (3416, 64817)]