216906242

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{116491}}^1$

素因数の和:116526

約数の個数: 24

約数和(自身を含む): 398402640

約数和(自身を除く): 181496398

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 116491, 232982, 815437, 1630874, 2213329, 4426658, 5708059, 11416118, 15493303, 30986606, 108453121, 216906242]

約数ペア:

[(1, 216906242), (2, 108453121), (7, 30986606), (14, 15493303), (19, 11416118), (38, 5708059), (49, 4426658), (98, 2213329), (133, 1630874), (266, 815437), (931, 232982), (1862, 116491)]