13520955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2111}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 25141248

約数和(自身を除く): 11620293

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2111, 2135, 6333, 6405, 10555, 14777, 31665, 44331, 73885, 128771, 221655, 386313, 643855, 901397, 1931565, 2704191, 4506985, 13520955]

約数ペア:

[(1, 13520955), (3, 4506985), (5, 2704191), (7, 1931565), (15, 901397), (21, 643855), (35, 386313), (61, 221655), (105, 128771), (183, 73885), (305, 44331), (427, 31665), (915, 14777), (1281, 10555), (2111, 6405), (2135, 6333)]