42072305

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 55933416

約数和(自身を除く): 13861111

約数列:

[1, 5, 11, 55, 121, 197, 353, 605, 985, 1765, 2167, 3883, 10835, 19415, 23837, 42713, 69541, 119185, 213565, 347705, 764951, 3824755, 8414461, 42072305]

約数ペア:

[(1, 42072305), (5, 8414461), (11, 3824755), (55, 764951), (121, 347705), (197, 213565), (353, 119185), (605, 69541), (985, 42713), (1765, 23837), (2167, 19415), (3883, 10835)]