86988979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{1831}}^1$

素因数の和:2466

約数の個数: 16

約数和(自身を含む): 108688896

約数和(自身を除く): 21699917

約数列:

[1, 7, 11, 77, 617, 1831, 4319, 6787, 12817, 20141, 47509, 140987, 1129727, 7908089, 12426997, 86988979]

約数ペア:

[(1, 86988979), (7, 12426997), (11, 7908089), (77, 1129727), (617, 140987), (1831, 47509), (4319, 20141), (6787, 12817)]