8138515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21139}}^1$

素因数の和:21162

約数の個数: 16

約数和(自身を含む): 12176640

約数和(自身を除く): 4038125

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 21139, 105695, 147973, 232529, 739865, 1162645, 1627703, 8138515]

約数ペア:

[(1, 8138515), (5, 1627703), (7, 1162645), (11, 739865), (35, 232529), (55, 147973), (77, 105695), (385, 21139)]