1555248825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31277}}^1$

素因数の和:31323

約数の個数: 72

約数和(自身を含む): 3176468568

約数和(自身を除く): 1621219743

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1105, 1275, 1989, 2925, 3315, 3825, 5525, 9945, 16575, 31277, 49725, 93831, 156385, 281493, 406601, 469155, 531709, 781925, 1219803, 1407465, 1595127, 2033005, 2345775, 2658545, 3659409, 4785381, 6099015, 6912217, 7037325, 7975635, 10165025, 13292725, 18297045, 20736651, 23926905, 30495075, 34561085, 39878175, 62209953, 91485225, 103683255, 119634525, 172805425, 311049765, 518416275, 1555248825]

約数ペア:

[(1, 1555248825), (3, 518416275), (5, 311049765), (9, 172805425), (13, 119634525), (15, 103683255), (17, 91485225), (25, 62209953), (39, 39878175), (45, 34561085), (51, 30495075), (65, 23926905), (75, 20736651), (85, 18297045), (117, 13292725), (153, 10165025), (195, 7975635), (221, 7037325), (225, 6912217), (255, 6099015), (325, 4785381), (425, 3659409), (585, 2658545), (663, 2345775), (765, 2033005), (975, 1595127), (1105, 1407465), (1275, 1219803), (1989, 781925), (2925, 531709), (3315, 469155), (3825, 406601), (5525, 281493), (9945, 156385), (16575, 93831), (31277, 49725)]