12781635

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{229}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 20882160

約数和(自身を除く): 8100525

約数列:

[1, 3, 5, 15, 61, 183, 229, 305, 687, 915, 1145, 3435, 3721, 11163, 13969, 18605, 41907, 55815, 69845, 209535, 852109, 2556327, 4260545, 12781635]

約数ペア:

[(1, 12781635), (3, 4260545), (5, 2556327), (15, 852109), (61, 209535), (183, 69845), (229, 55815), (305, 41907), (687, 18605), (915, 13969), (1145, 11163), (3435, 3721)]