13138970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{479}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 25643520

約数和(自身を除く): 12504550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 479, 958, 1055, 2110, 2395, 2743, 4790, 5486, 6227, 12454, 13715, 27430, 31135, 62270, 101069, 202138, 505345, 1010690, 1313897, 2627794, 6569485, 13138970]

約数ペア:

[(1, 13138970), (2, 6569485), (5, 2627794), (10, 1313897), (13, 1010690), (26, 505345), (65, 202138), (130, 101069), (211, 62270), (422, 31135), (479, 27430), (958, 13715), (1055, 12454), (2110, 6227), (2395, 5486), (2743, 4790)]