398480968

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^2\times {\mathrm{241}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 779527980

約数和(自身を除く): 381047012

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 241, 284, 328, 482, 568, 964, 1928, 2911, 5041, 5822, 9881, 10082, 11644, 17111, 19762, 20164, 23288, 34222, 39524, 40328, 68444, 79048, 136888, 206681, 413362, 701551, 826724, 1214881, 1403102, 1653448, 2429762, 2806204, 4859524, 5612408, 9719048, 49810121, 99620242, 199240484, 398480968]

約数ペア:

[(1, 398480968), (2, 199240484), (4, 99620242), (8, 49810121), (41, 9719048), (71, 5612408), (82, 4859524), (142, 2806204), (164, 2429762), (241, 1653448), (284, 1403102), (328, 1214881), (482, 826724), (568, 701551), (964, 413362), (1928, 206681), (2911, 136888), (5041, 79048), (5822, 68444), (9881, 40328), (10082, 39524), (11644, 34222), (17111, 23288), (19762, 20164)]