81823410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21143}}^1$

素因数の和:21199

約数の個数: 48

約数和(自身を含む): 217698624

約数和(自身を除く): 135875214

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 21143, 42286, 63429, 105715, 126858, 190287, 211430, 317145, 380574, 634290, 909149, 951435, 1818298, 1902870, 2727447, 4545745, 5454894, 8182341, 9091490, 13637235, 16364682, 27274470, 40911705, 81823410]

約数ペア:

[(1, 81823410), (2, 40911705), (3, 27274470), (5, 16364682), (6, 13637235), (9, 9091490), (10, 8182341), (15, 5454894), (18, 4545745), (30, 2727447), (43, 1902870), (45, 1818298), (86, 951435), (90, 909149), (129, 634290), (215, 380574), (258, 317145), (387, 211430), (430, 190287), (645, 126858), (774, 105715), (1290, 63429), (1935, 42286), (3870, 21143)]