8680455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 18218304

約数和(自身を除く): 9537849

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1621, 1785, 4863, 5355, 8105, 11347, 14589, 24315, 27557, 34041, 56735, 72945, 82671, 102123, 137785, 170205, 192899, 248013, 413355, 510615, 578697, 964495, 1240065, 1736091, 2893485, 8680455]

約数ペア:

[(1, 8680455), (3, 2893485), (5, 1736091), (7, 1240065), (9, 964495), (15, 578697), (17, 510615), (21, 413355), (35, 248013), (45, 192899), (51, 170205), (63, 137785), (85, 102123), (105, 82671), (119, 72945), (153, 56735), (255, 34041), (315, 27557), (357, 24315), (595, 14589), (765, 11347), (1071, 8105), (1621, 5355), (1785, 4863)]