3781855

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 6128640

約数和(自身を除く): 2346785

約数列:

[1, 5, 7, 11, 19, 35, 47, 55, 77, 95, 121, 133, 209, 235, 329, 385, 517, 605, 665, 847, 893, 1045, 1463, 1645, 2299, 2585, 3619, 4235, 4465, 5687, 6251, 7315, 9823, 11495, 16093, 18095, 28435, 31255, 39809, 49115, 68761, 80465, 108053, 199045, 343805, 540265, 756371, 3781855]

約数ペア:

[(1, 3781855), (5, 756371), (7, 540265), (11, 343805), (19, 199045), (35, 108053), (47, 80465), (55, 68761), (77, 49115), (95, 39809), (121, 31255), (133, 28435), (209, 18095), (235, 16093), (329, 11495), (385, 9823), (517, 7315), (605, 6251), (665, 5687), (847, 4465), (893, 4235), (1045, 3619), (1463, 2585), (1645, 2299)]