20159385

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 34172928

約数和(自身を除く): 14013543

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 823, 1065, 1633, 2469, 4115, 4899, 8165, 12345, 18929, 24495, 56787, 58433, 94645, 175299, 283935, 292165, 876495, 1343959, 4031877, 6719795, 20159385]

約数ペア:

[(1, 20159385), (3, 6719795), (5, 4031877), (15, 1343959), (23, 876495), (69, 292165), (71, 283935), (115, 175299), (213, 94645), (345, 58433), (355, 56787), (823, 24495), (1065, 18929), (1633, 12345), (2469, 8165), (4115, 4899)]