8553993

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 13643520

約数和(自身を除く): 5089527

約数列:

[1, 3, 7, 21, 37, 101, 109, 111, 259, 303, 327, 707, 763, 777, 2121, 2289, 3737, 4033, 11009, 11211, 12099, 26159, 28231, 33027, 77063, 78477, 84693, 231189, 407333, 1221999, 2851331, 8553993]

約数ペア:

[(1, 8553993), (3, 2851331), (7, 1221999), (21, 407333), (37, 231189), (101, 84693), (109, 78477), (111, 77063), (259, 33027), (303, 28231), (327, 26159), (707, 12099), (763, 11211), (777, 11009), (2121, 4033), (2289, 3737)]