1689184653

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 2616606720

約数和(自身を除く): 927422067

約数列:

[1, 3, 13, 23, 39, 47, 69, 103, 141, 299, 309, 389, 611, 897, 1081, 1167, 1339, 1833, 2369, 3243, 4017, 4841, 5057, 7107, 8947, 14053, 14523, 15171, 18283, 26841, 30797, 40067, 42159, 54849, 62933, 92391, 111343, 116311, 120201, 188799, 237679, 334029, 348933, 420509, 520871, 713037, 921541, 1261527, 1447459, 1562613, 1883149, 2764623, 4342377, 5466617, 5649447, 11980033, 16399851, 24480937, 35940099, 43312427, 73442811, 129937281, 563061551, 1689184653]

約数ペア:

[(1, 1689184653), (3, 563061551), (13, 129937281), (23, 73442811), (39, 43312427), (47, 35940099), (69, 24480937), (103, 16399851), (141, 11980033), (299, 5649447), (309, 5466617), (389, 4342377), (611, 2764623), (897, 1883149), (1081, 1562613), (1167, 1447459), (1339, 1261527), (1833, 921541), (2369, 713037), (3243, 520871), (4017, 420509), (4841, 348933), (5057, 334029), (7107, 237679), (8947, 188799), (14053, 120201), (14523, 116311), (15171, 111343), (18283, 92391), (26841, 62933), (30797, 54849), (40067, 42159)]