12777771

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 17447168

約数和(自身を除く): 4669397

約数列:

[1, 3, 67, 151, 201, 421, 453, 1263, 10117, 28207, 30351, 63571, 84621, 190713, 4259257, 12777771]

約数ペア:

[(1, 12777771), (3, 4259257), (67, 190713), (151, 84621), (201, 63571), (421, 30351), (453, 28207), (1263, 10117)]