2656138681

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{3137}}^1$

素因数の和:3313

約数の個数: 32

約数和(自身を含む): 3247453440

約数和(自身を除く): 591314759

約数列:

[1, 7, 29, 43, 97, 203, 301, 679, 1247, 2813, 3137, 4171, 8729, 19691, 21959, 29197, 90973, 120959, 134891, 304289, 636811, 846713, 944237, 2130023, 3911839, 8824381, 13084427, 27382873, 61770667, 91590989, 379448383, 2656138681]

約数ペア:

[(1, 2656138681), (7, 379448383), (29, 91590989), (43, 61770667), (97, 27382873), (203, 13084427), (301, 8824381), (679, 3911839), (1247, 2130023), (2813, 944237), (3137, 846713), (4171, 636811), (8729, 304289), (19691, 134891), (21959, 120959), (29197, 90973)]