13639730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 26611200

約数和(自身を除く): 12971470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 439, 478, 878, 1195, 2195, 2390, 3107, 4390, 5707, 6214, 11414, 15535, 28535, 31070, 57070, 104921, 209842, 524605, 1049210, 1363973, 2727946, 6819865, 13639730]

約数ペア:

[(1, 13639730), (2, 6819865), (5, 2727946), (10, 1363973), (13, 1049210), (26, 524605), (65, 209842), (130, 104921), (239, 57070), (439, 31070), (478, 28535), (878, 15535), (1195, 11414), (2195, 6214), (2390, 5707), (3107, 4390)]