901221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 1306368

約数和(自身を除く): 405147

約数列:

[1, 3, 17, 41, 51, 123, 431, 697, 1293, 2091, 7327, 17671, 21981, 53013, 300407, 901221]

約数ペア:

[(1, 901221), (3, 300407), (17, 53013), (41, 21981), (51, 17671), (123, 7327), (431, 2091), (697, 1293)]