2012105745

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{1987}}^1$

素因数の和:2591

約数の個数: 64

約数和(自身を含む): 3860855040

約数和(自身を除く): 1848749295

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 577, 585, 1731, 1755, 1987, 2885, 5193, 5961, 7501, 8655, 9935, 15579, 17883, 22503, 25831, 25965, 29805, 37505, 53649, 67509, 77493, 77895, 89415, 112515, 129155, 202527, 232479, 268245, 337545, 387465, 697437, 1012635, 1146499, 1162395, 3439497, 3487185, 5732495, 10318491, 14904487, 17197485, 30955473, 44713461, 51592455, 74522435, 134140383, 154777365, 223567305, 402421149, 670701915, 2012105745]

約数ペア:

[(1, 2012105745), (3, 670701915), (5, 402421149), (9, 223567305), (13, 154777365), (15, 134140383), (27, 74522435), (39, 51592455), (45, 44713461), (65, 30955473), (117, 17197485), (135, 14904487), (195, 10318491), (351, 5732495), (577, 3487185), (585, 3439497), (1731, 1162395), (1755, 1146499), (1987, 1012635), (2885, 697437), (5193, 387465), (5961, 337545), (7501, 268245), (8655, 232479), (9935, 202527), (15579, 129155), (17883, 112515), (22503, 89415), (25831, 77895), (25965, 77493), (29805, 67509), (37505, 53649)]