31444484968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{470219}}^1$

素因数の和:470881

約数の個数: 32

約数和(自身を含む): 63592552800

約数和(自身を除く): 32148067832

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 643, 1286, 2572, 5144, 8359, 16718, 33436, 66872, 470219, 940438, 1880876, 3761752, 6112847, 12225694, 24451388, 48902776, 302350817, 604701634, 1209403268, 2418806536, 3930560621, 7861121242, 15722242484, 31444484968]

約数ペア:

[(1, 31444484968), (2, 15722242484), (4, 7861121242), (8, 3930560621), (13, 2418806536), (26, 1209403268), (52, 604701634), (104, 302350817), (643, 48902776), (1286, 24451388), (2572, 12225694), (5144, 6112847), (8359, 3761752), (16718, 1880876), (33436, 940438), (66872, 470219)]