127988905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 180605376

約数和(自身を除く): 52616471

約数列:

[1, 5, 11, 23, 53, 55, 83, 115, 253, 265, 415, 529, 583, 913, 1219, 1265, 1909, 2645, 2915, 4399, 4565, 5819, 6095, 9545, 13409, 20999, 21995, 28037, 29095, 43907, 48389, 67045, 101177, 104995, 140185, 219535, 241945, 308407, 482977, 505885, 1112947, 1542035, 2327071, 2414885, 5564735, 11635355, 25597781, 127988905]

約数ペア:

[(1, 127988905), (5, 25597781), (11, 11635355), (23, 5564735), (53, 2414885), (55, 2327071), (83, 1542035), (115, 1112947), (253, 505885), (265, 482977), (415, 308407), (529, 241945), (583, 219535), (913, 140185), (1219, 104995), (1265, 101177), (1909, 67045), (2645, 48389), (2915, 43907), (4399, 29095), (4565, 28037), (5819, 21995), (6095, 20999), (9545, 13409)]