16659643

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 24131520

約数和(自身を除く): 7471877

約数列:

[1, 7, 11, 13, 17, 77, 89, 91, 119, 121, 143, 187, 221, 623, 847, 979, 1001, 1157, 1309, 1513, 1547, 1573, 2057, 2431, 6853, 8099, 10591, 10769, 11011, 12727, 14399, 16643, 17017, 19669, 26741, 75383, 89089, 116501, 137683, 139997, 183073, 187187, 216359, 979979, 1281511, 1514513, 2379949, 16659643]

約数ペア:

[(1, 16659643), (7, 2379949), (11, 1514513), (13, 1281511), (17, 979979), (77, 216359), (89, 187187), (91, 183073), (119, 139997), (121, 137683), (143, 116501), (187, 89089), (221, 75383), (623, 26741), (847, 19669), (979, 17017), (1001, 16643), (1157, 14399), (1309, 12727), (1513, 11011), (1547, 10769), (1573, 10591), (2057, 8099), (2431, 6853)]