890472415

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{1223}}^1$

素因数の和:1599

約数の個数: 32

約数和(自身を含む): 1243662336

約数和(自身を除く): 353189921

約数列:

[1, 5, 7, 35, 71, 293, 355, 497, 1223, 1465, 2051, 2485, 6115, 8561, 10255, 20803, 42805, 86833, 104015, 145621, 358339, 434165, 607831, 728105, 1791695, 2508373, 3039155, 12541865, 25442069, 127210345, 178094483, 890472415]

約数ペア:

[(1, 890472415), (5, 178094483), (7, 127210345), (35, 25442069), (71, 12541865), (293, 3039155), (355, 2508373), (497, 1791695), (1223, 728105), (1465, 607831), (2051, 434165), (2485, 358339), (6115, 145621), (8561, 104015), (10255, 86833), (20803, 42805)]