204515859

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 290606400

約数和(自身を除く): 86090541

約数列:

[1, 3, 29, 61, 87, 89, 183, 267, 433, 1299, 1769, 2581, 5307, 5429, 7743, 12557, 16287, 26413, 37671, 38537, 79239, 115611, 157441, 472323, 765977, 1117573, 2297931, 2350757, 3352719, 7052271, 68171953, 204515859]

約数ペア:

[(1, 204515859), (3, 68171953), (29, 7052271), (61, 3352719), (87, 2350757), (89, 2297931), (183, 1117573), (267, 765977), (433, 472323), (1299, 157441), (1769, 115611), (2581, 79239), (5307, 38537), (5429, 37671), (7743, 26413), (12557, 16287)]