858935

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 1354752

約数和(自身を除く): 495817

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 97, 115, 161, 253, 385, 485, 679, 805, 1067, 1265, 1771, 2231, 3395, 5335, 7469, 8855, 11155, 15617, 24541, 37345, 78085, 122705, 171787, 858935]

約数ペア:

[(1, 858935), (5, 171787), (7, 122705), (11, 78085), (23, 37345), (35, 24541), (55, 15617), (77, 11155), (97, 8855), (115, 7469), (161, 5335), (253, 3395), (385, 2231), (485, 1771), (679, 1265), (805, 1067)]