72147845

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1409}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 115732800

約数和(自身を除く): 43584955

約数列:

[1, 5, 7, 11, 19, 35, 49, 55, 77, 95, 133, 209, 245, 385, 539, 665, 931, 1045, 1409, 1463, 2695, 4655, 7045, 7315, 9863, 10241, 15499, 26771, 49315, 51205, 69041, 77495, 108493, 133855, 187397, 294481, 345205, 542465, 759451, 936985, 1311779, 1472405, 2061367, 3797255, 6558895, 10306835, 14429569, 72147845]

約数ペア:

[(1, 72147845), (5, 14429569), (7, 10306835), (11, 6558895), (19, 3797255), (35, 2061367), (49, 1472405), (55, 1311779), (77, 936985), (95, 759451), (133, 542465), (209, 345205), (245, 294481), (385, 187397), (539, 133855), (665, 108493), (931, 77495), (1045, 69041), (1409, 51205), (1463, 49315), (2695, 26771), (4655, 15499), (7045, 10241), (7315, 9863)]