12758913

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 19184256

約数和(自身を除く): 6425343

約数列:

[1, 3, 9, 41, 71, 123, 213, 369, 487, 639, 1461, 2911, 4383, 8733, 19967, 26199, 34577, 59901, 103731, 179703, 311193, 1417657, 4252971, 12758913]

約数ペア:

[(1, 12758913), (3, 4252971), (9, 1417657), (41, 311193), (71, 179703), (123, 103731), (213, 59901), (369, 34577), (487, 26199), (639, 19967), (1461, 8733), (2911, 4383)]