81979935

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{811}}^1$

素因数の和:1135

約数の個数: 32

約数和(自身を含む): 137507328

約数和(自身を除く): 55527393

約数列:

[1, 3, 5, 15, 23, 69, 115, 293, 345, 811, 879, 1465, 2433, 4055, 4395, 6739, 12165, 18653, 20217, 33695, 55959, 93265, 101085, 237623, 279795, 712869, 1188115, 3564345, 5465329, 16395987, 27326645, 81979935]

約数ペア:

[(1, 81979935), (3, 27326645), (5, 16395987), (15, 5465329), (23, 3564345), (69, 1188115), (115, 712869), (293, 279795), (345, 237623), (811, 101085), (879, 93265), (1465, 55959), (2433, 33695), (4055, 20217), (4395, 18653), (6739, 12165)]