12685557

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1049}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 17640000

約数和(自身を除く): 4954443

約数列:

[1, 3, 29, 87, 139, 417, 1049, 3147, 4031, 12093, 30421, 91263, 145811, 437433, 4228519, 12685557]

約数ペア:

[(1, 12685557), (3, 4228519), (29, 437433), (87, 145811), (139, 91263), (417, 30421), (1049, 12093), (3147, 4031)]