81090585

素因数分解:

$3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7237}}^1$

素因数の和:7334

約数の個数: 32

約数和(自身を含む): 145918080

約数和(自身を除く): 64827495

約数列:

[1, 3, 5, 9, 15, 27, 45, 83, 135, 249, 415, 747, 1245, 2241, 3735, 7237, 11205, 21711, 36185, 65133, 108555, 195399, 325665, 600671, 976995, 1802013, 3003355, 5406039, 9010065, 16218117, 27030195, 81090585]

約数ペア:

[(1, 81090585), (3, 27030195), (5, 16218117), (9, 9010065), (15, 5406039), (27, 3003355), (45, 1802013), (83, 976995), (135, 600671), (249, 325665), (415, 195399), (747, 108555), (1245, 65133), (2241, 36185), (3735, 21711), (7237, 11205)]