28057965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7573}}^1$

素因数の和:7613

約数の個数: 32

約数和(自身を含む): 50897280

約数和(自身を除く): 22839315

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 7573, 22719, 37865, 98449, 113595, 143887, 295347, 431661, 492245, 719435, 1476735, 1870531, 2158305, 5611593, 9352655, 28057965]

約数ペア:

[(1, 28057965), (3, 9352655), (5, 5611593), (13, 2158305), (15, 1870531), (19, 1476735), (39, 719435), (57, 492245), (65, 431661), (95, 295347), (195, 143887), (247, 113595), (285, 98449), (741, 37865), (1235, 22719), (3705, 7573)]