204560895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{177109}}^1$

素因数の和:177135

約数の個数: 32

約数和(自身を含む): 408061440

約数和(自身を除く): 203500545

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 177109, 531327, 885545, 1239763, 1948199, 2656635, 3719289, 5844597, 6198815, 9740995, 13637393, 18596445, 29222985, 40912179, 68186965, 204560895]

約数ペア:

[(1, 204560895), (3, 68186965), (5, 40912179), (7, 29222985), (11, 18596445), (15, 13637393), (21, 9740995), (33, 6198815), (35, 5844597), (55, 3719289), (77, 2656635), (105, 1948199), (165, 1239763), (231, 885545), (385, 531327), (1155, 177109)]