1640727423

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{8863}}^1$

素因数の和:9243

約数の個数: 24

約数和(自身を含む): 2413419008

約数和(自身を除く): 772691585

約数列:

[1, 3, 9, 67, 201, 307, 603, 921, 2763, 8863, 20569, 26589, 61707, 79767, 185121, 593821, 1781463, 2720941, 5344389, 8162823, 24488469, 182303047, 546909141, 1640727423]

約数ペア:

[(1, 1640727423), (3, 546909141), (9, 182303047), (67, 24488469), (201, 8162823), (307, 5344389), (603, 2720941), (921, 1781463), (2763, 593821), (8863, 185121), (20569, 79767), (26589, 61707)]