81090756

素因数分解:

$2^2\times 3^2\times {\mathrm{227}}^1\times {\mathrm{9923}}^1$

素因数の和:10160

約数の個数: 36

約数和(自身を含む): 205903152

約数和(自身を除く): 124812396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 227, 454, 681, 908, 1362, 2043, 2724, 4086, 8172, 9923, 19846, 29769, 39692, 59538, 89307, 119076, 178614, 357228, 2252521, 4505042, 6757563, 9010084, 13515126, 20272689, 27030252, 40545378, 81090756]

約数ペア:

[(1, 81090756), (2, 40545378), (3, 27030252), (4, 20272689), (6, 13515126), (9, 9010084), (12, 6757563), (18, 4505042), (36, 2252521), (227, 357228), (454, 178614), (681, 119076), (908, 89307), (1362, 59538), (2043, 39692), (2724, 29769), (4086, 19846), (8172, 9923)]