15726026876

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{443}}^1\times {\mathrm{1303}}^1$

素因数の和:1903

約数の個数: 72

約数和(自身を含む): 32341599360

約数和(自身を除く): 16615572484

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 443, 556, 886, 973, 1303, 1772, 1946, 2606, 3101, 3892, 5212, 6202, 6811, 9121, 12404, 13622, 18242, 21707, 27244, 36484, 43414, 61577, 63847, 86828, 123154, 127694, 181117, 246308, 255388, 362234, 431039, 577229, 724468, 862078, 1154458, 1267819, 1724156, 2308916, 2535638, 3017273, 4040603, 5071276, 6034546, 8081206, 8874733, 12069092, 16162412, 17749466, 28284221, 35498932, 56568442, 80234831, 113136884, 160469662, 320939324, 561643817, 1123287634, 2246575268, 3931506719, 7863013438, 15726026876]

約数ペア:

[(1, 15726026876), (2, 7863013438), (4, 3931506719), (7, 2246575268), (14, 1123287634), (28, 561643817), (49, 320939324), (98, 160469662), (139, 113136884), (196, 80234831), (278, 56568442), (443, 35498932), (556, 28284221), (886, 17749466), (973, 16162412), (1303, 12069092), (1772, 8874733), (1946, 8081206), (2606, 6034546), (3101, 5071276), (3892, 4040603), (5212, 3017273), (6202, 2535638), (6811, 2308916), (9121, 1724156), (12404, 1267819), (13622, 1154458), (18242, 862078), (21707, 724468), (27244, 577229), (36484, 431039), (43414, 362234), (61577, 255388), (63847, 246308), (86828, 181117), (123154, 127694)]