51382755

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 60

約数和(自身を含む): 98068080

約数和(自身を除く): 46685325

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 289, 405, 439, 459, 765, 867, 1317, 1377, 1445, 2195, 2295, 2601, 3951, 4335, 6585, 6885, 7463, 7803, 11853, 13005, 19755, 22389, 23409, 35559, 37315, 39015, 59265, 67167, 111945, 117045, 126871, 177795, 201501, 335835, 380613, 604503, 634355, 1007505, 1141839, 1903065, 3022515, 3425517, 5709195, 10276551, 17127585, 51382755]

約数ペア:

[(1, 51382755), (3, 17127585), (5, 10276551), (9, 5709195), (15, 3425517), (17, 3022515), (27, 1903065), (45, 1141839), (51, 1007505), (81, 634355), (85, 604503), (135, 380613), (153, 335835), (255, 201501), (289, 177795), (405, 126871), (439, 117045), (459, 111945), (765, 67167), (867, 59265), (1317, 39015), (1377, 37315), (1445, 35559), (2195, 23409), (2295, 22389), (2601, 19755), (3951, 13005), (4335, 11853), (6585, 7803), (6885, 7463)]