28406406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35597}}^1$

素因数の和:35628

約数の個数: 32

約数和(自身を含む): 68348160

約数和(自身を除く): 39941754

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 35597, 71194, 106791, 213582, 249179, 498358, 676343, 747537, 1352686, 1495074, 2029029, 4058058, 4734401, 9468802, 14203203, 28406406]

約数ペア:

[(1, 28406406), (2, 14203203), (3, 9468802), (6, 4734401), (7, 4058058), (14, 2029029), (19, 1495074), (21, 1352686), (38, 747537), (42, 676343), (57, 498358), (114, 249179), (133, 213582), (266, 106791), (399, 71194), (798, 35597)]