53171775

素因数分解:

$3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{2129}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 100365600

約数和(自身を除く): 47193825

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 135, 185, 225, 333, 555, 675, 925, 999, 1665, 2129, 2775, 4995, 6387, 8325, 10645, 19161, 24975, 31935, 53225, 57483, 78773, 95805, 159675, 236319, 287415, 393865, 479025, 708957, 1181595, 1437075, 1969325, 2126871, 3544785, 5907975, 10634355, 17723925, 53171775]

約数ペア:

[(1, 53171775), (3, 17723925), (5, 10634355), (9, 5907975), (15, 3544785), (25, 2126871), (27, 1969325), (37, 1437075), (45, 1181595), (75, 708957), (111, 479025), (135, 393865), (185, 287415), (225, 236319), (333, 159675), (555, 95805), (675, 78773), (925, 57483), (999, 53225), (1665, 31935), (2129, 24975), (2775, 19161), (4995, 10645), (6387, 8325)]