7139223

素因数分解:

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

素因数の和:428

約数の個数: 48

約数和(自身を含む): 13278720

約数和(自身を除く): 6139497

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 379, 483, 819, 897, 1137, 1449, 2093, 2653, 2691, 3411, 4927, 6279, 7959, 8717, 14781, 18837, 23877, 26151, 34489, 44343, 61019, 78453, 103467, 113321, 183057, 310401, 339963, 549171, 793247, 1019889, 2379741, 7139223]

約数ペア:

[(1, 7139223), (3, 2379741), (7, 1019889), (9, 793247), (13, 549171), (21, 339963), (23, 310401), (39, 183057), (63, 113321), (69, 103467), (91, 78453), (117, 61019), (161, 44343), (207, 34489), (273, 26151), (299, 23877), (379, 18837), (483, 14781), (819, 8717), (897, 7959), (1137, 6279), (1449, 4927), (2093, 3411), (2653, 2691)]