81808314

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{2221}}^1$

素因数の和:3110

約数の個数: 32

約数和(自身を含む): 187287936

約数和(自身を除く): 105479622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 877, 1754, 2221, 2631, 4442, 5262, 6139, 6663, 12278, 13326, 15547, 18417, 31094, 36834, 46641, 93282, 1947817, 3895634, 5843451, 11686902, 13634719, 27269438, 40904157, 81808314]

約数ペア:

[(1, 81808314), (2, 40904157), (3, 27269438), (6, 13634719), (7, 11686902), (14, 5843451), (21, 3895634), (42, 1947817), (877, 93282), (1754, 46641), (2221, 36834), (2631, 31094), (4442, 18417), (5262, 15547), (6139, 13326), (6663, 12278)]