215460735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{12589}}^1$

素因数の和:12767

約数の個数: 32

約数和(自身を含む): 396433920

約数和(自身を除く): 180973185

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 815, 1141, 2445, 3423, 5705, 12589, 17115, 37767, 62945, 88123, 188835, 264369, 440615, 1321845, 2052007, 6156021, 10260035, 14364049, 30780105, 43092147, 71820245, 215460735]

約数ペア:

[(1, 215460735), (3, 71820245), (5, 43092147), (7, 30780105), (15, 14364049), (21, 10260035), (35, 6156021), (105, 2052007), (163, 1321845), (489, 440615), (815, 264369), (1141, 188835), (2445, 88123), (3423, 62945), (5705, 37767), (12589, 17115)]