212457335

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1151}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 282009600

約数和(自身を除く): 69552265

約数列:

[1, 5, 19, 29, 67, 95, 145, 335, 551, 1151, 1273, 1943, 2755, 5755, 6365, 9715, 21869, 33379, 36917, 77117, 109345, 166895, 184585, 385585, 634201, 1465223, 2236393, 3171005, 7326115, 11181965, 42491467, 212457335]

約数ペア:

[(1, 212457335), (5, 42491467), (19, 11181965), (29, 7326115), (67, 3171005), (95, 2236393), (145, 1465223), (335, 634201), (551, 385585), (1151, 184585), (1273, 166895), (1943, 109345), (2755, 77117), (5755, 36917), (6365, 33379), (9715, 21869)]