26251521

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 12455679

約数列:

[1, 3, 19, 41, 47, 57, 123, 141, 239, 717, 779, 893, 1927, 2337, 2679, 4541, 5781, 9799, 11233, 13623, 29397, 33699, 36613, 109839, 186181, 213427, 460553, 558543, 640281, 1381659, 8750507, 26251521]

約数ペア:

[(1, 26251521), (3, 8750507), (19, 1381659), (41, 640281), (47, 558543), (57, 460553), (123, 213427), (141, 186181), (239, 109839), (717, 36613), (779, 33699), (893, 29397), (1927, 13623), (2337, 11233), (2679, 9799), (4541, 5781)]