1986885

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 3500640

約数和(自身を除く): 1513755

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 659, 1005, 1977, 3015, 3295, 5931, 9885, 29655, 44153, 132459, 220765, 397377, 662295, 1986885]

約数ペア:

[(1, 1986885), (3, 662295), (5, 397377), (9, 220765), (15, 132459), (45, 44153), (67, 29655), (201, 9885), (335, 5931), (603, 3295), (659, 3015), (1005, 1977)]