220406003

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 254612160

約数和(自身を除く): 34206157

約数列:

[1, 17, 29, 37, 43, 281, 493, 629, 731, 1073, 1247, 1591, 4777, 8149, 10397, 12083, 18241, 21199, 27047, 46139, 138533, 176749, 205411, 301513, 350407, 447071, 784363, 5125721, 5956919, 7600207, 12965059, 220406003]

約数ペア:

[(1, 220406003), (17, 12965059), (29, 7600207), (37, 5956919), (43, 5125721), (281, 784363), (493, 447071), (629, 350407), (731, 301513), (1073, 205411), (1247, 176749), (1591, 138533), (4777, 46139), (8149, 27047), (10397, 21199), (12083, 18241)]