142757415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1031}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 263704896

約数和(自身を除く): 120947481

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 181, 255, 543, 765, 905, 1031, 1629, 2715, 3077, 3093, 5155, 8145, 9231, 9279, 15385, 15465, 17527, 27693, 46155, 46395, 52581, 87635, 138465, 157743, 186611, 262905, 559833, 788715, 933055, 1679499, 2799165, 3172387, 8397495, 9517161, 15861935, 28551483, 47585805, 142757415]

約数ペア:

[(1, 142757415), (3, 47585805), (5, 28551483), (9, 15861935), (15, 9517161), (17, 8397495), (45, 3172387), (51, 2799165), (85, 1679499), (153, 933055), (181, 788715), (255, 559833), (543, 262905), (765, 186611), (905, 157743), (1031, 138465), (1629, 87635), (2715, 52581), (3077, 46395), (3093, 46155), (5155, 27693), (8145, 17527), (9231, 15465), (9279, 15385)]