78428826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16823}}^1$

素因数の和:16875

約数の個数: 48

約数和(自身を含む): 199465344

約数和(自身を除く): 121036518

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, 4662, 16823, 33646, 50469, 100938, 117761, 151407, 235522, 302814, 353283, 622451, 706566, 1059849, 1244902, 1867353, 2119698, 3734706, 4357157, 5602059, 8714314, 11204118, 13071471, 26142942, 39214413, 78428826]

約数ペア:

[(1, 78428826), (2, 39214413), (3, 26142942), (6, 13071471), (7, 11204118), (9, 8714314), (14, 5602059), (18, 4357157), (21, 3734706), (37, 2119698), (42, 1867353), (63, 1244902), (74, 1059849), (111, 706566), (126, 622451), (222, 353283), (259, 302814), (333, 235522), (518, 151407), (666, 117761), (777, 100938), (1554, 50469), (2331, 33646), (4662, 16823)]