220121729

素因数分解:

${\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{653}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 237323520

約数和(自身を除く): 17201791

約数列:

[1, 17, 79, 251, 653, 1343, 4267, 11101, 19829, 51587, 163903, 337093, 876979, 2786351, 12948337, 220121729]

約数ペア:

[(1, 220121729), (17, 12948337), (79, 2786351), (251, 876979), (653, 337093), (1343, 163903), (4267, 51587), (11101, 19829)]