123705728

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{10859}}^1$

素因数の和:10962

約数の個数: 32

約数和(自身を含む): 249237000

約数和(自身を除く): 125531272

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 356, 712, 1424, 2848, 5696, 10859, 11392, 21718, 43436, 86872, 173744, 347488, 694976, 966451, 1389952, 1932902, 3865804, 7731608, 15463216, 30926432, 61852864, 123705728]

約数ペア:

[(1, 123705728), (2, 61852864), (4, 30926432), (8, 15463216), (16, 7731608), (32, 3865804), (64, 1932902), (89, 1389952), (128, 966451), (178, 694976), (356, 347488), (712, 173744), (1424, 86872), (2848, 43436), (5696, 21718), (10859, 11392)]