78105599

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 103692960

約数和(自身を除く): 25587361

約数列:

[1, 11, 13, 17, 19, 89, 143, 187, 209, 221, 247, 323, 361, 979, 1157, 1513, 1691, 2431, 2717, 3553, 3971, 4199, 4693, 6137, 12727, 16643, 18601, 19669, 21983, 28747, 32129, 46189, 51623, 67507, 79781, 216359, 241813, 316217, 353419, 373711, 417677, 546193, 877591, 4110821, 4594447, 6008123, 7100509, 78105599]

約数ペア:

[(1, 78105599), (11, 7100509), (13, 6008123), (17, 4594447), (19, 4110821), (89, 877591), (143, 546193), (187, 417677), (209, 373711), (221, 353419), (247, 316217), (323, 241813), (361, 216359), (979, 79781), (1157, 67507), (1513, 51623), (1691, 46189), (2431, 32129), (2717, 28747), (3553, 21983), (3971, 19669), (4199, 18601), (4693, 16643), (6137, 12727)]