187844913

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 288541440

約数和(自身を除く): 100696527

約数列:

[1, 3, 9, 27, 71, 81, 89, 213, 267, 367, 639, 801, 1101, 1917, 2403, 3303, 5751, 6319, 7209, 9909, 18957, 26057, 29727, 32663, 56871, 78171, 97989, 170613, 234513, 293967, 511839, 703539, 881901, 2110617, 2319073, 2645703, 6957219, 20871657, 62614971, 187844913]

約数ペア:

[(1, 187844913), (3, 62614971), (9, 20871657), (27, 6957219), (71, 2645703), (81, 2319073), (89, 2110617), (213, 881901), (267, 703539), (367, 511839), (639, 293967), (801, 234513), (1101, 170613), (1917, 97989), (2403, 78171), (3303, 56871), (5751, 32663), (6319, 29727), (7209, 26057), (9909, 18957)]