220438323

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3019}}^1$

素因数の和:3112

約数の個数: 48

約数和(自身を含む): 389459200

約数和(自身を除く): 169020877

約数列:

[1, 3, 7, 9, 19, 21, 57, 61, 63, 133, 171, 183, 399, 427, 549, 1159, 1197, 1281, 3019, 3477, 3843, 8113, 9057, 10431, 21133, 24339, 27171, 57361, 63399, 73017, 172083, 184159, 190197, 401527, 516249, 552477, 1204581, 1289113, 1657431, 3499021, 3613743, 3867339, 10497063, 11602017, 24493147, 31491189, 73479441, 220438323]

約数ペア:

[(1, 220438323), (3, 73479441), (7, 31491189), (9, 24493147), (19, 11602017), (21, 10497063), (57, 3867339), (61, 3613743), (63, 3499021), (133, 1657431), (171, 1289113), (183, 1204581), (399, 552477), (427, 516249), (549, 401527), (1159, 190197), (1197, 184159), (1281, 172083), (3019, 73017), (3477, 63399), (3843, 57361), (8113, 27171), (9057, 24339), (10431, 21133)]