64792665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2118

約数の個数: 48

約数和(自身を含む): 129662208

約数和(自身を除く): 64869543

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 103, 105, 309, 315, 515, 721, 927, 1545, 1997, 2163, 3605, 4635, 5991, 6489, 9985, 10815, 13979, 17973, 29955, 32445, 41937, 69895, 89865, 125811, 205691, 209685, 617073, 629055, 1028455, 1439837, 1851219, 3085365, 4319511, 7199185, 9256095, 12958533, 21597555, 64792665]

約数ペア:

[(1, 64792665), (3, 21597555), (5, 12958533), (7, 9256095), (9, 7199185), (15, 4319511), (21, 3085365), (35, 1851219), (45, 1439837), (63, 1028455), (103, 629055), (105, 617073), (309, 209685), (315, 205691), (515, 125811), (721, 89865), (927, 69895), (1545, 41937), (1997, 32445), (2163, 29955), (3605, 17973), (4635, 13979), (5991, 10815), (6489, 9985)]