2987787

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2447}}^1$

素因数の和:2498

約数の個数: 16

約数和(自身を含む): 4465152

約数和(自身を除く): 1477365

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 2447, 7341, 26917, 80751, 90539, 271617, 995929, 2987787]

約数ペア:

[(1, 2987787), (3, 995929), (11, 271617), (33, 90539), (37, 80751), (111, 26917), (407, 7341), (1221, 2447)]