20215065

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 35280000

約数和(自身を除く): 15064935

約数列:

[1, 3, 5, 13, 15, 39, 65, 83, 195, 249, 415, 1079, 1245, 1249, 3237, 3747, 5395, 6245, 16185, 16237, 18735, 48711, 81185, 103667, 243555, 311001, 518335, 1347671, 1555005, 4043013, 6738355, 20215065]

約数ペア:

[(1, 20215065), (3, 6738355), (5, 4043013), (13, 1555005), (15, 1347671), (39, 518335), (65, 311001), (83, 243555), (195, 103667), (249, 81185), (415, 48711), (1079, 18735), (1245, 16237), (1249, 16185), (3237, 6245), (3747, 5395)]