78302637

素因数分解:

$3^2\times 7^2\times {\mathrm{277}}^1\times {\mathrm{641}}^1$

素因数の和:938

約数の個数: 36

約数和(自身を含む): 132250716

約数和(自身を除く): 53948079

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 277, 441, 641, 831, 1923, 1939, 2493, 4487, 5769, 5817, 13461, 13573, 17451, 31409, 40383, 40719, 94227, 122157, 177557, 282681, 532671, 1242899, 1598013, 3728697, 8700293, 11186091, 26100879, 78302637]

約数ペア:

[(1, 78302637), (3, 26100879), (7, 11186091), (9, 8700293), (21, 3728697), (49, 1598013), (63, 1242899), (147, 532671), (277, 282681), (441, 177557), (641, 122157), (831, 94227), (1923, 40719), (1939, 40383), (2493, 31409), (4487, 17451), (5769, 13573), (5817, 13461)]