30801996

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{1949}}^1$

素因数の和:2398

約数の個数: 36

約数和(自身を含む): 78078000

約数和(自身を除く): 47276004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 1317, 1756, 1949, 2634, 3898, 3951, 5268, 5847, 7796, 7902, 11694, 15804, 17541, 23388, 35082, 70164, 855611, 1711222, 2566833, 3422444, 5133666, 7700499, 10267332, 15400998, 30801996]

約数ペア:

[(1, 30801996), (2, 15400998), (3, 10267332), (4, 7700499), (6, 5133666), (9, 3422444), (12, 2566833), (18, 1711222), (36, 855611), (439, 70164), (878, 35082), (1317, 23388), (1756, 17541), (1949, 15804), (2634, 11694), (3898, 7902), (3951, 7796), (5268, 5847)]