313073385

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 513216000

約数和(自身を除く): 200142615

約数列:

[1, 3, 5, 15, 53, 159, 197, 265, 591, 795, 985, 1999, 2955, 5997, 9995, 10441, 29985, 31323, 52205, 105947, 156615, 317841, 393803, 529735, 1181409, 1589205, 1969015, 5907045, 20871559, 62614677, 104357795, 313073385]

約数ペア:

[(1, 313073385), (3, 104357795), (5, 62614677), (15, 20871559), (53, 5907045), (159, 1969015), (197, 1589205), (265, 1181409), (591, 529735), (795, 393803), (985, 317841), (1999, 156615), (2955, 105947), (5997, 52205), (9995, 31323), (10441, 29985)]