201521048

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{479}}^1\times {\mathrm{1223}}^1$

素因数の和:1751

約数の個数: 32

約数和(自身を含む): 387763200

約数和(自身を除く): 186242152

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 479, 958, 1223, 1916, 2446, 3832, 4892, 9784, 20597, 41194, 52589, 82388, 105178, 164776, 210356, 420712, 585817, 1171634, 2343268, 4686536, 25190131, 50380262, 100760524, 201521048]

約数ペア:

[(1, 201521048), (2, 100760524), (4, 50380262), (8, 25190131), (43, 4686536), (86, 2343268), (172, 1171634), (344, 585817), (479, 420712), (958, 210356), (1223, 164776), (1916, 105178), (2446, 82388), (3832, 52589), (4892, 41194), (9784, 20597)]