28053158

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 50941440

約数和(自身を除く): 22888282

約数列:

[1, 2, 7, 14, 19, 38, 133, 263, 266, 401, 526, 802, 1841, 2807, 3682, 4997, 5614, 7619, 9994, 15238, 34979, 53333, 69958, 105463, 106666, 210926, 738241, 1476482, 2003797, 4007594, 14026579, 28053158]

約数ペア:

[(1, 28053158), (2, 14026579), (7, 4007594), (14, 2003797), (19, 1476482), (38, 738241), (133, 210926), (263, 106666), (266, 105463), (401, 69958), (526, 53333), (802, 34979), (1841, 15238), (2807, 9994), (3682, 7619), (4997, 5614)]