128368436

素因数分解:

$2^2\times 7^3\times {\mathrm{93563}}^1$

素因数の和:93588

約数の個数: 24

約数和(自身を含む): 261979200

約数和(自身を除く): 133610764

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 93563, 187126, 374252, 654941, 1309882, 2619764, 4584587, 9169174, 18338348, 32092109, 64184218, 128368436]

約数ペア:

[(1, 128368436), (2, 64184218), (4, 32092109), (7, 18338348), (14, 9169174), (28, 4584587), (49, 2619764), (98, 1309882), (196, 654941), (343, 374252), (686, 187126), (1372, 93563)]