28366814

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{641}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 50846400

約数和(自身を除く): 22479586

約数列:

[1, 2, 7, 14, 29, 58, 109, 203, 218, 406, 641, 763, 1282, 1526, 3161, 4487, 6322, 8974, 18589, 22127, 37178, 44254, 69869, 130123, 139738, 260246, 489083, 978166, 2026201, 4052402, 14183407, 28366814]

約数ペア:

[(1, 28366814), (2, 14183407), (7, 4052402), (14, 2026201), (29, 978166), (58, 489083), (109, 260246), (203, 139738), (218, 130123), (406, 69869), (641, 44254), (763, 37178), (1282, 22127), (1526, 18589), (3161, 8974), (4487, 6322)]