279670251

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{1217}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 441520128

約数和(自身を除く): 161849877

約数列:

[1, 3, 7, 21, 31, 93, 217, 353, 651, 1059, 1217, 2471, 3651, 7413, 8519, 10943, 25557, 32829, 37727, 76601, 113181, 229803, 264089, 429601, 792267, 1288803, 3007207, 9021621, 13317631, 39952893, 93223417, 279670251]

約数ペア:

[(1, 279670251), (3, 93223417), (7, 39952893), (21, 13317631), (31, 9021621), (93, 3007207), (217, 1288803), (353, 792267), (651, 429601), (1059, 264089), (1217, 229803), (2471, 113181), (3651, 76601), (7413, 37727), (8519, 32829), (10943, 25557)]