1993265

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 16

約数和(自身を含む): 2500608

約数和(自身を除く): 507343

約数列:

[1, 5, 43, 73, 127, 215, 365, 635, 3139, 5461, 9271, 15695, 27305, 46355, 398653, 1993265]

約数ペア:

[(1, 1993265), (5, 398653), (43, 46355), (73, 27305), (127, 15695), (215, 9271), (365, 5461), (635, 3139)]