215293515

素因数分解:

$3^1\times 5^1\times {\mathrm{2971}}^1\times {\mathrm{4831}}^1$

素因数の和:7810

約数の個数: 16

約数和(自身を含む): 344656896

約数和(自身を除く): 129363381

約数列:

[1, 3, 5, 15, 2971, 4831, 8913, 14493, 14855, 24155, 44565, 72465, 14352901, 43058703, 71764505, 215293515]

約数ペア:

[(1, 215293515), (3, 71764505), (5, 43058703), (15, 14352901), (2971, 72465), (4831, 44565), (8913, 24155), (14493, 14855)]