31335395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 47080320

約数和(自身を除く): 15744925

約数列:

[1, 5, 7, 13, 35, 61, 65, 91, 305, 427, 455, 793, 1129, 2135, 3965, 5551, 5645, 7903, 14677, 27755, 39515, 68869, 73385, 102739, 344345, 482083, 513695, 895297, 2410415, 4476485, 6267079, 31335395]

約数ペア:

[(1, 31335395), (5, 6267079), (7, 4476485), (13, 2410415), (35, 895297), (61, 513695), (65, 482083), (91, 344345), (305, 102739), (427, 73385), (455, 68869), (793, 39515), (1129, 27755), (2135, 14677), (3965, 7903), (5551, 5645)]