655215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2$

素因数の和:68

約数の個数: 36

約数和(自身を含む): 1216152

約数和(自身を除く): 560937

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 121, 165, 209, 285, 361, 363, 605, 627, 1045, 1083, 1805, 1815, 2299, 3135, 3971, 5415, 6897, 11495, 11913, 19855, 34485, 43681, 59565, 131043, 218405, 655215]

約数ペア:

[(1, 655215), (3, 218405), (5, 131043), (11, 59565), (15, 43681), (19, 34485), (33, 19855), (55, 11913), (57, 11495), (95, 6897), (121, 5415), (165, 3971), (209, 3135), (285, 2299), (361, 1815), (363, 1805), (605, 1083), (627, 1045)]