15976107

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2168

約数の個数: 36

約数和(自身を含む): 28436616

約数和(自身を除く): 12460509

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2131, 2499, 6393, 7497, 14917, 19179, 36227, 44751, 104419, 108681, 134253, 253589, 313257, 326043, 760767, 939771, 1775123, 2282301, 5325369, 15976107]

約数ペア:

[(1, 15976107), (3, 5325369), (7, 2282301), (9, 1775123), (17, 939771), (21, 760767), (49, 326043), (51, 313257), (63, 253589), (119, 134253), (147, 108681), (153, 104419), (357, 44751), (441, 36227), (833, 19179), (1071, 14917), (2131, 7497), (2499, 6393)]