7947995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 11142144

約数和(自身を除く): 3194149

約数列:

[1, 5, 11, 23, 55, 61, 103, 115, 253, 305, 515, 671, 1133, 1265, 1403, 2369, 3355, 5665, 6283, 7015, 11845, 15433, 26059, 31415, 69113, 77165, 130295, 144509, 345565, 722545, 1589599, 7947995]

約数ペア:

[(1, 7947995), (5, 1589599), (11, 722545), (23, 345565), (55, 144509), (61, 130295), (103, 77165), (115, 69113), (253, 31415), (305, 26059), (515, 15433), (671, 11845), (1133, 7015), (1265, 6283), (1403, 5665), (2369, 3355)]