202912209

素因数分解:

$3^4\times {\mathrm{607}}^1\times {\mathrm{4127}}^1$

素因数の和:4746

約数の個数: 20

約数和(自身を含む): 303688704

約数和(自身を除く): 100776495

約数列:

[1, 3, 9, 27, 81, 607, 1821, 4127, 5463, 12381, 16389, 37143, 49167, 111429, 334287, 2505089, 7515267, 22545801, 67637403, 202912209]

約数ペア:

[(1, 202912209), (3, 67637403), (9, 22545801), (27, 7515267), (81, 2505089), (607, 334287), (1821, 111429), (4127, 49167), (5463, 37143), (12381, 16389)]