26928045

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 22867155

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 243, 333, 405, 555, 599, 999, 1215, 1665, 1797, 2995, 2997, 4995, 5391, 8985, 8991, 14985, 16173, 22163, 26955, 44955, 48519, 66489, 80865, 110815, 145557, 199467, 242595, 332445, 598401, 727785, 997335, 1795203, 2992005, 5385609, 8976015, 26928045]

約数ペア:

[(1, 26928045), (3, 8976015), (5, 5385609), (9, 2992005), (15, 1795203), (27, 997335), (37, 727785), (45, 598401), (81, 332445), (111, 242595), (135, 199467), (185, 145557), (243, 110815), (333, 80865), (405, 66489), (555, 48519), (599, 44955), (999, 26955), (1215, 22163), (1665, 16173), (1797, 14985), (2995, 8991), (2997, 8985), (4995, 5391)]