26678197

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 34764800

約数和(自身を除く): 8086603

約数列:

[1, 7, 13, 31, 49, 91, 193, 217, 343, 403, 637, 1351, 1519, 2509, 2821, 4459, 5983, 9457, 10633, 17563, 19747, 41881, 66199, 77779, 122941, 138229, 293167, 544453, 860587, 2052169, 3811171, 26678197]

約数ペア:

[(1, 26678197), (7, 3811171), (13, 2052169), (31, 860587), (49, 544453), (91, 293167), (193, 138229), (217, 122941), (343, 77779), (403, 66199), (637, 41881), (1351, 19747), (1519, 17563), (2509, 10633), (2821, 9457), (4459, 5983)]