1285190137

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1\times {\mathrm{937}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 1642475520

約数和(自身を除く): 357285383

約数列:

[1, 7, 11, 47, 77, 329, 379, 517, 937, 2653, 3619, 4169, 6559, 10307, 17813, 29183, 44039, 72149, 124691, 195943, 308273, 355123, 484429, 1371601, 2485861, 3391003, 3906353, 16690781, 27344471, 116835467, 183598591, 1285190137]

約数ペア:

[(1, 1285190137), (7, 183598591), (11, 116835467), (47, 27344471), (77, 16690781), (329, 3906353), (379, 3391003), (517, 2485861), (937, 1371601), (2653, 484429), (3619, 355123), (4169, 308273), (6559, 195943), (10307, 124691), (17813, 72149), (29183, 44039)]