2112885

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 3983616

約数和(自身を除く): 1870731

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 47, 81, 111, 135, 141, 185, 235, 243, 333, 405, 423, 555, 705, 999, 1215, 1269, 1665, 1739, 2115, 2997, 3807, 4995, 5217, 6345, 8695, 8991, 11421, 14985, 15651, 19035, 26085, 44955, 46953, 57105, 78255, 140859, 234765, 422577, 704295, 2112885]

約数ペア:

[(1, 2112885), (3, 704295), (5, 422577), (9, 234765), (15, 140859), (27, 78255), (37, 57105), (45, 46953), (47, 44955), (81, 26085), (111, 19035), (135, 15651), (141, 14985), (185, 11421), (235, 8991), (243, 8695), (333, 6345), (405, 5217), (423, 4995), (555, 3807), (705, 2997), (999, 2115), (1215, 1739), (1269, 1665)]