204702981

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2417}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 323431680

約数和(自身を除く): 118728699

約数列:

[1, 3, 7, 21, 37, 109, 111, 259, 327, 763, 777, 2289, 2417, 4033, 7251, 12099, 16919, 28231, 50757, 84693, 89429, 263453, 268287, 626003, 790359, 1844171, 1878009, 5532513, 9747761, 29243283, 68234327, 204702981]

約数ペア:

[(1, 204702981), (3, 68234327), (7, 29243283), (21, 9747761), (37, 5532513), (109, 1878009), (111, 1844171), (259, 790359), (327, 626003), (763, 268287), (777, 263453), (2289, 89429), (2417, 84693), (4033, 50757), (7251, 28231), (12099, 16919)]