11891435

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 15966720

約数和(自身を除く): 4075285

約数列:

[1, 5, 19, 41, 43, 71, 95, 205, 215, 355, 779, 817, 1349, 1763, 2911, 3053, 3895, 4085, 6745, 8815, 14555, 15265, 33497, 55309, 58007, 125173, 167485, 276545, 290035, 625865, 2378287, 11891435]

約数ペア:

[(1, 11891435), (5, 2378287), (19, 625865), (41, 290035), (43, 276545), (71, 167485), (95, 125173), (205, 58007), (215, 55309), (355, 33497), (779, 15265), (817, 14555), (1349, 8815), (1763, 6745), (2911, 4085), (3053, 3895)]