31631488

素因数分解:

$2^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 73782720

約数和(自身を除く): 42151232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 301, 344, 448, 602, 688, 821, 896, 1204, 1376, 1642, 2408, 2752, 3284, 4816, 5504, 5747, 6568, 9632, 11494, 13136, 19264, 22988, 26272, 35303, 38528, 45976, 52544, 70606, 91952, 105088, 141212, 183904, 247121, 282424, 367808, 494242, 564848, 735616, 988484, 1129696, 1976968, 2259392, 3953936, 4518784, 7907872, 15815744, 31631488]

約数ペア:

[(1, 31631488), (2, 15815744), (4, 7907872), (7, 4518784), (8, 3953936), (14, 2259392), (16, 1976968), (28, 1129696), (32, 988484), (43, 735616), (56, 564848), (64, 494242), (86, 367808), (112, 282424), (128, 247121), (172, 183904), (224, 141212), (301, 105088), (344, 91952), (448, 70606), (602, 52544), (688, 45976), (821, 38528), (896, 35303), (1204, 26272), (1376, 22988), (1642, 19264), (2408, 13136), (2752, 11494), (3284, 9632), (4816, 6568), (5504, 5747)]