13456815

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21881}}^1$

素因数の和:21930

約数の個数: 16

約数和(自身を含む): 22057056

約数和(自身を除く): 8600241

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 21881, 65643, 109405, 328215, 897121, 2691363, 4485605, 13456815]

約数ペア:

[(1, 13456815), (3, 4485605), (5, 2691363), (15, 897121), (41, 328215), (123, 109405), (205, 65643), (615, 21881)]