209453556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1342651}}^1$

素因数の和:1342671

約数の個数: 24

約数和(自身を含む): 526319584

約数和(自身を除く): 316866028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1342651, 2685302, 4027953, 5370604, 8055906, 16111812, 17454463, 34908926, 52363389, 69817852, 104726778, 209453556]

約数ペア:

[(1, 209453556), (2, 104726778), (3, 69817852), (4, 52363389), (6, 34908926), (12, 17454463), (13, 16111812), (26, 8055906), (39, 5370604), (52, 4027953), (78, 2685302), (156, 1342651)]