28292966

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 47295360

約数和(自身を除く): 19002394

約数列:

[1, 2, 13, 26, 47, 94, 137, 169, 274, 338, 611, 1222, 1781, 2197, 3562, 4394, 6439, 7943, 12878, 15886, 23153, 46306, 83707, 103259, 167414, 206518, 300989, 601978, 1088191, 2176382, 14146483, 28292966]

約数ペア:

[(1, 28292966), (2, 14146483), (13, 2176382), (26, 1088191), (47, 601978), (94, 300989), (137, 206518), (169, 167414), (274, 103259), (338, 83707), (611, 46306), (1222, 23153), (1781, 15886), (2197, 12878), (3562, 7943), (4394, 6439)]