1891570473

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{375983}}^1$

素因数の和:376045

約数の個数: 24

約数和(自身を含む): 3010879872

約数和(自身を除く): 1119309399

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 375983, 1127949, 3383847, 4887779, 14663337, 16167269, 43990011, 48501807, 145505421, 210174497, 630523491, 1891570473]

約数ペア:

[(1, 1891570473), (3, 630523491), (9, 210174497), (13, 145505421), (39, 48501807), (43, 43990011), (117, 16167269), (129, 14663337), (387, 4887779), (559, 3383847), (1677, 1127949), (5031, 375983)]