68574891

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12907}}^1$

素因数の和:12951

約数の個数: 32

約数和(自身を含む): 118960128

約数和(自身を除く): 50385237

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 12907, 38721, 90349, 141977, 271047, 296861, 425931, 890583, 993839, 2078027, 2981517, 3265471, 6234081, 9796413, 22858297, 68574891]

約数ペア:

[(1, 68574891), (3, 22858297), (7, 9796413), (11, 6234081), (21, 3265471), (23, 2981517), (33, 2078027), (69, 993839), (77, 890583), (161, 425931), (231, 296861), (253, 271047), (483, 141977), (759, 90349), (1771, 38721), (5313, 12907)]