209504195

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{4549}}^1$

素因数の和:4766

約数の個数: 16

約数和(自身を含む): 257275200

約数和(自身を除く): 47771005

約数列:

[1, 5, 61, 151, 305, 755, 4549, 9211, 22745, 46055, 277489, 686899, 1387445, 3434495, 41900839, 209504195]

約数ペア:

[(1, 209504195), (5, 41900839), (61, 3434495), (151, 1387445), (305, 686899), (755, 277489), (4549, 46055), (9211, 22745)]