87086986

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{15991}}^1$

素因数の和:16389

約数の個数: 16

約数和(自身を含む): 149685120

約数和(自身を除く): 62598134

約数列:

[1, 2, 7, 14, 389, 778, 2723, 5446, 15991, 31982, 111937, 223874, 6220499, 12440998, 43543493, 87086986]

約数ペア:

[(1, 87086986), (2, 43543493), (7, 12440998), (14, 6220499), (389, 223874), (778, 111937), (2723, 31982), (5446, 15991)]