28639936

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1241

約数の個数: 56

約数和(自身を含む): 63367920

約数和(自身を除く): 34727984

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 208, 232, 377, 416, 464, 754, 832, 928, 1187, 1508, 1856, 2374, 3016, 4748, 6032, 9496, 12064, 15431, 18992, 24128, 30862, 34423, 37984, 61724, 68846, 75968, 123448, 137692, 246896, 275384, 447499, 493792, 550768, 894998, 987584, 1101536, 1789996, 2203072, 3579992, 7159984, 14319968, 28639936]

約数ペア:

[(1, 28639936), (2, 14319968), (4, 7159984), (8, 3579992), (13, 2203072), (16, 1789996), (26, 1101536), (29, 987584), (32, 894998), (52, 550768), (58, 493792), (64, 447499), (104, 275384), (116, 246896), (208, 137692), (232, 123448), (377, 75968), (416, 68846), (464, 61724), (754, 37984), (832, 34423), (928, 30862), (1187, 24128), (1508, 18992), (1856, 15431), (2374, 12064), (3016, 9496), (4748, 6032)]