1229997889

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{42787}}^1$

素因数の和:42912

約数の個数: 16

約数和(自身を含む): 1386331200

約数和(自身を除く): 156333311

約数列:

[1, 17, 19, 89, 323, 1513, 1691, 28747, 42787, 727379, 812953, 3808043, 13820201, 64736731, 72352817, 1229997889]

約数ペア:

[(1, 1229997889), (17, 72352817), (19, 64736731), (89, 13820201), (323, 3808043), (1513, 812953), (1691, 727379), (28747, 42787)]