212815970605

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{209670907}}^1$

素因数の和:209670948

約数の個数: 16

約数和(自身を含む): 301926107520

約数和(自身を除く): 89110136915

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 209670907, 1048354535, 1467696349, 6080456303, 7338481745, 30402281515, 42563194121, 212815970605]

約数ペア:

[(1, 212815970605), (5, 42563194121), (7, 30402281515), (29, 7338481745), (35, 6080456303), (145, 1467696349), (203, 1048354535), (1015, 209670907)]