8399972

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2556

約数の個数: 36

約数和(自身を含む): 18113004

約数和(自身を除く): 9713032

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 2521, 3332, 5042, 10084, 17647, 35294, 42857, 70588, 85714, 123529, 171428, 247058, 299999, 494116, 599998, 1199996, 2099993, 4199986, 8399972]

約数ペア:

[(1, 8399972), (2, 4199986), (4, 2099993), (7, 1199996), (14, 599998), (17, 494116), (28, 299999), (34, 247058), (49, 171428), (68, 123529), (98, 85714), (119, 70588), (196, 42857), (238, 35294), (476, 17647), (833, 10084), (1666, 5042), (2521, 3332)]