121220128

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{47951}}^1$

素因数の和:48040

約数の個数: 24

約数和(自身を含む): 241678080

約数和(自身を除く): 120457952

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 47951, 95902, 191804, 383608, 767216, 1534432, 3788129, 7576258, 15152516, 30305032, 60610064, 121220128]

約数ペア:

[(1, 121220128), (2, 60610064), (4, 30305032), (8, 15152516), (16, 7576258), (32, 3788129), (79, 1534432), (158, 767216), (316, 383608), (632, 191804), (1264, 95902), (2528, 47951)]