12815661

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 17487680

約数和(自身を除く): 4672019

約数列:

[1, 3, 73, 139, 219, 417, 421, 1263, 10147, 30441, 30733, 58519, 92199, 175557, 4271887, 12815661]

約数ペア:

[(1, 12815661), (3, 4271887), (73, 175557), (139, 92199), (219, 58519), (417, 30733), (421, 30441), (1263, 10147)]