15772965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1721}}^1$

素因数の和:1789

約数の個数: 32

約数和(自身を含む): 27772416

約数和(自身を除く): 11999451

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1721, 1833, 3055, 5163, 8605, 9165, 22373, 25815, 67119, 80887, 111865, 242661, 335595, 404435, 1051531, 1213305, 3154593, 5257655, 15772965]

約数ペア:

[(1, 15772965), (3, 5257655), (5, 3154593), (13, 1213305), (15, 1051531), (39, 404435), (47, 335595), (65, 242661), (141, 111865), (195, 80887), (235, 67119), (611, 25815), (705, 22373), (1721, 9165), (1833, 8605), (3055, 5163)]