68628021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12917}}^1$

素因数の和:12961

約数の個数: 32

約数和(自身を含む): 119052288

約数和(自身を除く): 50424267

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 12917, 38751, 90419, 142087, 271257, 297091, 426261, 891273, 994609, 2079637, 2983827, 3268001, 6238911, 9804003, 22876007, 68628021]

約数ペア:

[(1, 68628021), (3, 22876007), (7, 9804003), (11, 6238911), (21, 3268001), (23, 2983827), (33, 2079637), (69, 994609), (77, 891273), (161, 426261), (231, 297091), (253, 271257), (483, 142087), (759, 90419), (1771, 38751), (5313, 12917)]