291022905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1\times {\mathrm{1321}}^1$

素因数の和:2121

約数の個数: 32

約数和(自身を含む): 491149440

約数和(自身を除く): 200126535

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 773, 1321, 2319, 3865, 3963, 6605, 11595, 14687, 19815, 25099, 44061, 73435, 75297, 125495, 220305, 376485, 1021133, 3063399, 5105665, 15316995, 19401527, 58204581, 97007635, 291022905]

約数ペア:

[(1, 291022905), (3, 97007635), (5, 58204581), (15, 19401527), (19, 15316995), (57, 5105665), (95, 3063399), (285, 1021133), (773, 376485), (1321, 220305), (2319, 125495), (3865, 75297), (3963, 73435), (6605, 44061), (11595, 25099), (14687, 19815)]