2017886715

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{49991}}^1$

素因数の和:50041

約数の個数: 64

約数和(自身を含む): 4031354880

約数和(自身を除く): 2013468165

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 115, 117, 135, 195, 207, 299, 345, 351, 585, 621, 897, 1035, 1495, 1755, 2691, 3105, 4485, 8073, 13455, 40365, 49991, 149973, 249955, 449919, 649883, 749865, 1149793, 1349757, 1949649, 2249595, 3249415, 3449379, 5748965, 5848947, 6748785, 9748245, 10348137, 14947309, 17246895, 17546841, 29244735, 31044411, 44841927, 51740685, 74736545, 87734205, 134525781, 155222055, 224209635, 403577343, 672628905, 2017886715]

約数ペア:

[(1, 2017886715), (3, 672628905), (5, 403577343), (9, 224209635), (13, 155222055), (15, 134525781), (23, 87734205), (27, 74736545), (39, 51740685), (45, 44841927), (65, 31044411), (69, 29244735), (115, 17546841), (117, 17246895), (135, 14947309), (195, 10348137), (207, 9748245), (299, 6748785), (345, 5848947), (351, 5748965), (585, 3449379), (621, 3249415), (897, 2249595), (1035, 1949649), (1495, 1349757), (1755, 1149793), (2691, 749865), (3105, 649883), (4485, 449919), (8073, 249955), (13455, 149973), (40365, 49991)]