812967808

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1227

約数の個数: 64

約数和(自身を含む): 1681482240

約数和(自身を除く): 868514432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 211, 248, 422, 496, 844, 971, 992, 1688, 1942, 1984, 3376, 3884, 3968, 6541, 6752, 7768, 13082, 13504, 15536, 26164, 27008, 30101, 31072, 52328, 60202, 62144, 104656, 120404, 124288, 204881, 209312, 240808, 409762, 418624, 481616, 819524, 837248, 963232, 1639048, 1926464, 3278096, 3852928, 6351311, 6556192, 12702622, 13112384, 25405244, 26224768, 50810488, 101620976, 203241952, 406483904, 812967808]

約数ペア:

[(1, 812967808), (2, 406483904), (4, 203241952), (8, 101620976), (16, 50810488), (31, 26224768), (32, 25405244), (62, 13112384), (64, 12702622), (124, 6556192), (128, 6351311), (211, 3852928), (248, 3278096), (422, 1926464), (496, 1639048), (844, 963232), (971, 837248), (992, 819524), (1688, 481616), (1942, 418624), (1984, 409762), (3376, 240808), (3884, 209312), (3968, 204881), (6541, 124288), (6752, 120404), (7768, 104656), (13082, 62144), (13504, 60202), (15536, 52328), (26164, 31072), (27008, 30101)]