219840069

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{3673}}^1$

素因数の和:4028

約数の個数: 16

約数和(自身を含む): 298387584

約数和(自身を除く): 78547515

約数列:

[1, 3, 71, 213, 281, 843, 3673, 11019, 19951, 59853, 260783, 782349, 1032113, 3096339, 73280023, 219840069]

約数ペア:

[(1, 219840069), (3, 73280023), (71, 3096339), (213, 1032113), (281, 782349), (843, 260783), (3673, 59853), (11019, 19951)]