2045584905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21107}}^1$

素因数の和:21206

約数の個数: 64

約数和(自身を含む): 4085157888

約数和(自身を除く): 2039572983

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 71, 91, 105, 195, 213, 273, 355, 455, 497, 923, 1065, 1365, 1491, 2485, 2769, 4615, 6461, 7455, 13845, 19383, 21107, 32305, 63321, 96915, 105535, 147749, 274391, 316605, 443247, 738745, 823173, 1371955, 1498597, 1920737, 2216235, 4115865, 4495791, 5762211, 7492985, 9603685, 10490179, 19481761, 22478955, 28811055, 31470537, 52450895, 58445283, 97408805, 136372327, 157352685, 292226415, 409116981, 681861635, 2045584905]

約数ペア:

[(1, 2045584905), (3, 681861635), (5, 409116981), (7, 292226415), (13, 157352685), (15, 136372327), (21, 97408805), (35, 58445283), (39, 52450895), (65, 31470537), (71, 28811055), (91, 22478955), (105, 19481761), (195, 10490179), (213, 9603685), (273, 7492985), (355, 5762211), (455, 4495791), (497, 4115865), (923, 2216235), (1065, 1920737), (1365, 1498597), (1491, 1371955), (2485, 823173), (2769, 738745), (4615, 443247), (6461, 316605), (7455, 274391), (13845, 147749), (19383, 105535), (21107, 96915), (32305, 63321)]