489484947

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{9059}}^1$

素因数の和:9183

約数の個数: 32

約数和(自身を含む): 779304960

約数和(自身を除く): 289820013

約数列:

[1, 3, 7, 21, 31, 83, 93, 217, 249, 581, 651, 1743, 2573, 7719, 9059, 18011, 27177, 54033, 63413, 190239, 280829, 751897, 842487, 1965803, 2255691, 5263279, 5897409, 15789837, 23308807, 69926421, 163161649, 489484947]

約数ペア:

[(1, 489484947), (3, 163161649), (7, 69926421), (21, 23308807), (31, 15789837), (83, 5897409), (93, 5263279), (217, 2255691), (249, 1965803), (581, 842487), (651, 751897), (1743, 280829), (2573, 190239), (7719, 63413), (9059, 54033), (18011, 27177)]