20151291

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1063}}^1$

素因数の和:1226

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 7427589

約数列:

[1, 3, 71, 89, 213, 267, 1063, 3189, 6319, 18957, 75473, 94607, 226419, 283821, 6717097, 20151291]

約数ペア:

[(1, 20151291), (3, 6717097), (71, 283821), (89, 226419), (213, 94607), (267, 75473), (1063, 18957), (3189, 6319)]