16658187

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 29111040

約数和(自身を除く): 12452853

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 273, 299, 379, 483, 637, 897, 1127, 1137, 1911, 2093, 2653, 3381, 4927, 6279, 7959, 8717, 14651, 14781, 18571, 26151, 34489, 43953, 55713, 61019, 103467, 113321, 183057, 241423, 339963, 427133, 724269, 793247, 1281399, 2379741, 5552729, 16658187]

約数ペア:

[(1, 16658187), (3, 5552729), (7, 2379741), (13, 1281399), (21, 793247), (23, 724269), (39, 427133), (49, 339963), (69, 241423), (91, 183057), (147, 113321), (161, 103467), (273, 61019), (299, 55713), (379, 43953), (483, 34489), (637, 26151), (897, 18571), (1127, 14781), (1137, 14651), (1911, 8717), (2093, 7959), (2653, 6279), (3381, 4927)]