28071218

素因数分解:

$2^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2953}}^1$

素因数の和:3066

約数の個数: 24

約数和(自身を含む): 49503132

約数和(自身を除く): 21431914

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 679, 1358, 2953, 4753, 5906, 9506, 20671, 41342, 144697, 286441, 289394, 572882, 2005087, 4010174, 14035609, 28071218]

約数ペア:

[(1, 28071218), (2, 14035609), (7, 4010174), (14, 2005087), (49, 572882), (97, 289394), (98, 286441), (194, 144697), (679, 41342), (1358, 20671), (2953, 9506), (4753, 5906)]