668828946

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{42433}}^1$

素因数の和:42546

約数の個数: 32

約数和(自身を含む): 1393193088

約数和(自身を除く): 724364142

約数列:

[1, 2, 3, 6, 37, 71, 74, 111, 142, 213, 222, 426, 2627, 5254, 7881, 15762, 42433, 84866, 127299, 254598, 1570021, 3012743, 3140042, 4710063, 6025486, 9038229, 9420126, 18076458, 111471491, 222942982, 334414473, 668828946]

約数ペア:

[(1, 668828946), (2, 334414473), (3, 222942982), (6, 111471491), (37, 18076458), (71, 9420126), (74, 9038229), (111, 6025486), (142, 4710063), (213, 3140042), (222, 3012743), (426, 1570021), (2627, 254598), (5254, 127299), (7881, 84866), (15762, 42433)]