28538095

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4231}}^1$

素因数の和:4326

約数の個数: 16

約数和(自身を含む): 36564480

約数和(自身を除く): 8026385

約数列:

[1, 5, 19, 71, 95, 355, 1349, 4231, 6745, 21155, 80389, 300401, 401945, 1502005, 5707619, 28538095]

約数ペア:

[(1, 28538095), (5, 5707619), (19, 1502005), (71, 401945), (95, 300401), (355, 80389), (1349, 21155), (4231, 6745)]