2154805131

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{168331}}^1$

素因数の和:168602

約数の個数: 16

約数和(自身を含む): 3054215808

約数和(自身を除く): 899410677

約数列:

[1, 3, 17, 51, 251, 753, 4267, 12801, 168331, 504993, 2861627, 8584881, 42251081, 126753243, 718268377, 2154805131]

約数ペア:

[(1, 2154805131), (3, 718268377), (17, 126753243), (51, 42251081), (251, 8584881), (753, 2861627), (4267, 504993), (12801, 168331)]