13299910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 25945920

約数和(自身を除く): 12646010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 389, 526, 778, 1315, 1945, 2630, 3419, 3890, 5057, 6838, 10114, 17095, 25285, 34190, 50570, 102307, 204614, 511535, 1023070, 1329991, 2659982, 6649955, 13299910]

約数ペア:

[(1, 13299910), (2, 6649955), (5, 2659982), (10, 1329991), (13, 1023070), (26, 511535), (65, 204614), (130, 102307), (263, 50570), (389, 34190), (526, 25285), (778, 17095), (1315, 10114), (1945, 6838), (2630, 5057), (3419, 3890)]