121247225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5581}}^1$

素因数の和:5681

約数の個数: 24

約数和(自身を含む): 166120320

約数和(自身を除く): 44873095

約数列:

[1, 5, 11, 25, 55, 79, 275, 395, 869, 1975, 4345, 5581, 21725, 27905, 61391, 139525, 306955, 440899, 1534775, 2204495, 4849889, 11022475, 24249445, 121247225]

約数ペア:

[(1, 121247225), (5, 24249445), (11, 11022475), (25, 4849889), (55, 2204495), (79, 1534775), (275, 440899), (395, 306955), (869, 139525), (1975, 61391), (4345, 27905), (5581, 21725)]