81246737

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 99555456

約数和(自身を除く): 18308719

約数列:

[1, 11, 13, 43, 73, 143, 181, 473, 559, 803, 949, 1991, 2353, 3139, 6149, 7783, 10439, 13213, 25883, 34529, 40807, 85613, 101179, 145343, 171769, 448877, 568159, 1112969, 1889459, 6249749, 7386067, 81246737]

約数ペア:

[(1, 81246737), (11, 7386067), (13, 6249749), (43, 1889459), (73, 1112969), (143, 568159), (181, 448877), (473, 171769), (559, 145343), (803, 101179), (949, 85613), (1991, 40807), (2353, 34529), (3139, 25883), (6149, 13213), (7783, 10439)]