287389623

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 441262080

約数和(自身を除く): 153872457

約数列:

[1, 3, 23, 29, 31, 41, 69, 87, 93, 113, 123, 339, 667, 713, 899, 943, 1189, 1271, 2001, 2139, 2599, 2697, 2829, 3277, 3503, 3567, 3813, 4633, 7797, 9831, 10509, 13899, 20677, 27347, 29233, 36859, 62031, 75371, 80569, 82041, 87699, 101587, 106559, 110577, 134357, 143623, 226113, 241707, 304761, 319677, 403071, 430869, 847757, 2336501, 2543271, 3090211, 3303329, 4165067, 7009503, 9270633, 9909987, 12495201, 95796541, 287389623]

約数ペア:

[(1, 287389623), (3, 95796541), (23, 12495201), (29, 9909987), (31, 9270633), (41, 7009503), (69, 4165067), (87, 3303329), (93, 3090211), (113, 2543271), (123, 2336501), (339, 847757), (667, 430869), (713, 403071), (899, 319677), (943, 304761), (1189, 241707), (1271, 226113), (2001, 143623), (2139, 134357), (2599, 110577), (2697, 106559), (2829, 101587), (3277, 87699), (3503, 82041), (3567, 80569), (3813, 75371), (4633, 62031), (7797, 36859), (9831, 29233), (10509, 27347), (13899, 20677)]