201990531

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{4483}}^1$

素因数の和:5162

約数の個数: 16

約数和(自身を含む): 281523456

約数和(自身を除く): 79532925

約数列:

[1, 3, 23, 69, 653, 1959, 4483, 13449, 15019, 45057, 103109, 309327, 2927399, 8782197, 67330177, 201990531]

約数ペア:

[(1, 201990531), (3, 67330177), (23, 8782197), (69, 2927399), (653, 309327), (1959, 103109), (4483, 45057), (13449, 15019)]