7128888

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 19518240

約数和(自身を除く): 12389352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 73, 78, 104, 146, 156, 219, 292, 312, 313, 438, 584, 626, 876, 939, 949, 1252, 1752, 1878, 1898, 2504, 2847, 3756, 3796, 4069, 5694, 7512, 7592, 8138, 11388, 12207, 16276, 22776, 22849, 24414, 32552, 45698, 48828, 68547, 91396, 97656, 137094, 182792, 274188, 297037, 548376, 594074, 891111, 1188148, 1782222, 2376296, 3564444, 7128888]

約数ペア:

[(1, 7128888), (2, 3564444), (3, 2376296), (4, 1782222), (6, 1188148), (8, 891111), (12, 594074), (13, 548376), (24, 297037), (26, 274188), (39, 182792), (52, 137094), (73, 97656), (78, 91396), (104, 68547), (146, 48828), (156, 45698), (219, 32552), (292, 24414), (312, 22849), (313, 22776), (438, 16276), (584, 12207), (626, 11388), (876, 8138), (939, 7592), (949, 7512), (1252, 5694), (1752, 4069), (1878, 3796), (1898, 3756), (2504, 2847)]