56531115

素因数分解:

$3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1$

素因数の和:1553

約数の個数: 40

約数和(自身を含む): 102453120

約数和(自身を除く): 45922005

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 291, 405, 485, 873, 1439, 1455, 2619, 4317, 4365, 7195, 7857, 12951, 13095, 21585, 38853, 39285, 64755, 116559, 139583, 194265, 418749, 582795, 697915, 1256247, 2093745, 3768741, 6281235, 11306223, 18843705, 56531115]

約数ペア:

[(1, 56531115), (3, 18843705), (5, 11306223), (9, 6281235), (15, 3768741), (27, 2093745), (45, 1256247), (81, 697915), (97, 582795), (135, 418749), (291, 194265), (405, 139583), (485, 116559), (873, 64755), (1439, 39285), (1455, 38853), (2619, 21585), (4317, 13095), (4365, 12951), (7195, 7857)]