68391804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{438409}}^1$

素因数の和:438429

約数の個数: 24

約数和(自身を含む): 171856720

約数和(自身を除く): 103464916

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 438409, 876818, 1315227, 1753636, 2630454, 5260908, 5699317, 11398634, 17097951, 22797268, 34195902, 68391804]

約数ペア:

[(1, 68391804), (2, 34195902), (3, 22797268), (4, 17097951), (6, 11398634), (12, 5699317), (13, 5260908), (26, 2630454), (39, 1753636), (52, 1315227), (78, 876818), (156, 438409)]