261124304

素因数分解:

$2^4\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{2137}}^1$

素因数の和:3243

約数の個数: 40

約数和(自身を含む): 579004608

約数和(自身を除く): 317880304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1091, 2137, 2182, 4274, 4364, 7637, 8548, 8728, 14959, 15274, 17096, 17456, 29918, 30548, 34192, 59836, 61096, 119672, 122192, 239344, 2331467, 4662934, 9325868, 16320269, 18651736, 32640538, 37303472, 65281076, 130562152, 261124304]

約数ペア:

[(1, 261124304), (2, 130562152), (4, 65281076), (7, 37303472), (8, 32640538), (14, 18651736), (16, 16320269), (28, 9325868), (56, 4662934), (112, 2331467), (1091, 239344), (2137, 122192), (2182, 119672), (4274, 61096), (4364, 59836), (7637, 34192), (8548, 30548), (8728, 29918), (14959, 17456), (15274, 17096)]