209436279

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{821}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 312281088

約数和(自身を除く): 102844809

約数列:

[1, 3, 13, 31, 39, 93, 211, 403, 633, 821, 1209, 2463, 2743, 6541, 8229, 10673, 19623, 25451, 32019, 76353, 85033, 173231, 255099, 330863, 519693, 992589, 2252003, 5370161, 6756009, 16110483, 69812093, 209436279]

約数ペア:

[(1, 209436279), (3, 69812093), (13, 16110483), (31, 6756009), (39, 5370161), (93, 2252003), (211, 992589), (403, 519693), (633, 330863), (821, 255099), (1209, 173231), (2463, 85033), (2743, 76353), (6541, 32019), (8229, 25451), (10673, 19623)]