78482173

素因数分解:

$7^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 105548800

約数和(自身を除く): 27066627

約数列:

[1, 7, 11, 31, 49, 61, 77, 121, 217, 341, 343, 427, 539, 671, 847, 1519, 1891, 2387, 2989, 3751, 3773, 4697, 5929, 7381, 10633, 13237, 16709, 20801, 20923, 26257, 32879, 41503, 51667, 92659, 116963, 145607, 183799, 228811, 230153, 361669, 648613, 1019249, 1286593, 1601677, 2531683, 7134743, 11211739, 78482173]

約数ペア:

[(1, 78482173), (7, 11211739), (11, 7134743), (31, 2531683), (49, 1601677), (61, 1286593), (77, 1019249), (121, 648613), (217, 361669), (341, 230153), (343, 228811), (427, 183799), (539, 145607), (671, 116963), (847, 92659), (1519, 51667), (1891, 41503), (2387, 32879), (2989, 26257), (3751, 20923), (3773, 20801), (4697, 16709), (5929, 13237), (7381, 10633)]