16172478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3469}}^1$

素因数の和:3521

約数の個数: 48

約数和(自身を含む): 41140320

約数和(自身を除く): 24967842

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 3469, 4662, 6938, 10407, 20814, 24283, 31221, 48566, 62442, 72849, 128353, 145698, 218547, 256706, 385059, 437094, 770118, 898471, 1155177, 1796942, 2310354, 2695413, 5390826, 8086239, 16172478]

約数ペア:

[(1, 16172478), (2, 8086239), (3, 5390826), (6, 2695413), (7, 2310354), (9, 1796942), (14, 1155177), (18, 898471), (21, 770118), (37, 437094), (42, 385059), (63, 256706), (74, 218547), (111, 145698), (126, 128353), (222, 72849), (259, 62442), (333, 48566), (518, 31221), (666, 24283), (777, 20814), (1554, 10407), (2331, 6938), (3469, 4662)]