1987545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 3796992

約数和(自身を除く): 1809447

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 823, 2415, 2469, 4115, 5761, 12345, 17283, 18929, 28805, 56787, 86415, 94645, 132503, 283935, 397509, 662515, 1987545]

約数ペア:

[(1, 1987545), (3, 662515), (5, 397509), (7, 283935), (15, 132503), (21, 94645), (23, 86415), (35, 56787), (69, 28805), (105, 18929), (115, 17283), (161, 12345), (345, 5761), (483, 4115), (805, 2469), (823, 2415)]