64665804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1979}}^1$

素因数の和:2382

約数の個数: 48

約数和(自身を含む): 172972800

約数和(自身を除く): 108306996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 389, 778, 1167, 1556, 1979, 2334, 2723, 3958, 4668, 5446, 5937, 7916, 8169, 10892, 11874, 13853, 16338, 23748, 27706, 32676, 41559, 55412, 83118, 166236, 769831, 1539662, 2309493, 3079324, 4618986, 5388817, 9237972, 10777634, 16166451, 21555268, 32332902, 64665804]

約数ペア:

[(1, 64665804), (2, 32332902), (3, 21555268), (4, 16166451), (6, 10777634), (7, 9237972), (12, 5388817), (14, 4618986), (21, 3079324), (28, 2309493), (42, 1539662), (84, 769831), (389, 166236), (778, 83118), (1167, 55412), (1556, 41559), (1979, 32676), (2334, 27706), (2723, 23748), (3958, 16338), (4668, 13853), (5446, 11874), (5937, 10892), (7916, 8169)]