407853145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1423}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 590561280

約数和(自身を除く): 182708135

約数列:

[1, 5, 7, 19, 35, 95, 133, 431, 665, 1423, 2155, 3017, 7115, 8189, 9961, 15085, 27037, 40945, 49805, 57323, 135185, 189259, 286615, 613313, 946295, 3066565, 4293191, 11652947, 21465955, 58264735, 81570629, 407853145]

約数ペア:

[(1, 407853145), (5, 81570629), (7, 58264735), (19, 21465955), (35, 11652947), (95, 4293191), (133, 3066565), (431, 946295), (665, 613313), (1423, 286615), (2155, 189259), (3017, 135185), (7115, 57323), (8189, 49805), (9961, 40945), (15085, 27037)]