128571633

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{16787}}^1$

素因数の和:16853

約数の個数: 24

約数和(自身を含む): 199038528

約数和(自身を除く): 70466895

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 7659, 16787, 50361, 151083, 386101, 621119, 1158303, 1863357, 3474909, 5590071, 14285737, 42857211, 128571633]

約数ペア:

[(1, 128571633), (3, 42857211), (9, 14285737), (23, 5590071), (37, 3474909), (69, 1863357), (111, 1158303), (207, 621119), (333, 386101), (851, 151083), (2553, 50361), (7659, 16787)]