864903

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:414

約数の個数: 16

約数和(自身を含む): 1264256

約数和(自身を除く): 399353

約数列:

[1, 3, 13, 39, 67, 201, 331, 871, 993, 2613, 4303, 12909, 22177, 66531, 288301, 864903]

約数ペア:

[(1, 864903), (3, 288301), (13, 66531), (39, 22177), (67, 12909), (201, 4303), (331, 2613), (871, 993)]