28913038

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{26821}}^1$

素因数の和:26848

約数の個数: 24

約数和(自身を含む): 55038744

約数和(自身を除く): 26125706

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 26821, 53642, 187747, 295031, 375494, 590062, 1314229, 2065217, 2628458, 4130434, 14456519, 28913038]

約数ペア:

[(1, 28913038), (2, 14456519), (7, 4130434), (11, 2628458), (14, 2065217), (22, 1314229), (49, 590062), (77, 375494), (98, 295031), (154, 187747), (539, 53642), (1078, 26821)]