28582876

素因数分解:

$2^2\times 7^3\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 30687524

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 166, 196, 251, 332, 343, 502, 581, 686, 1004, 1162, 1372, 1757, 2324, 3514, 4067, 7028, 8134, 12299, 16268, 20833, 24598, 28469, 41666, 49196, 56938, 83332, 86093, 113876, 145831, 172186, 291662, 344372, 583324, 1020817, 2041634, 4083268, 7145719, 14291438, 28582876]

約数ペア:

[(1, 28582876), (2, 14291438), (4, 7145719), (7, 4083268), (14, 2041634), (28, 1020817), (49, 583324), (83, 344372), (98, 291662), (166, 172186), (196, 145831), (251, 113876), (332, 86093), (343, 83332), (502, 56938), (581, 49196), (686, 41666), (1004, 28469), (1162, 24598), (1372, 20833), (1757, 16268), (2324, 12299), (3514, 8134), (4067, 7028)]