221645958

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1\times {\mathrm{787}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 450635136

約数和(自身を除く): 228989178

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 643, 787, 1286, 1574, 1929, 2361, 3858, 4722, 46939, 57451, 93878, 114902, 140817, 172353, 281634, 344706, 506041, 1012082, 1518123, 3036246, 36940993, 73881986, 110822979, 221645958]

約数ペア:

[(1, 221645958), (2, 110822979), (3, 73881986), (6, 36940993), (73, 3036246), (146, 1518123), (219, 1012082), (438, 506041), (643, 344706), (787, 281634), (1286, 172353), (1574, 140817), (1929, 114902), (2361, 93878), (3858, 57451), (4722, 46939)]