291423002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{661}}^1$

素因数の和:1254

約数の個数: 32

約数和(自身を含む): 487570944

約数和(自身を除く): 196147942

約数列:

[1, 2, 13, 26, 31, 62, 403, 547, 661, 806, 1094, 1322, 7111, 8593, 14222, 16957, 17186, 20491, 33914, 40982, 220441, 266383, 361567, 440882, 532766, 723134, 4700371, 9400742, 11208577, 22417154, 145711501, 291423002]

約数ペア:

[(1, 291423002), (2, 145711501), (13, 22417154), (26, 11208577), (31, 9400742), (62, 4700371), (403, 723134), (547, 532766), (661, 440882), (806, 361567), (1094, 266383), (1322, 220441), (7111, 40982), (8593, 33914), (14222, 20491), (16957, 17186)]