211624912

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:871

約数の個数: 40

約数和(自身を含む): 416792520

約数和(自身を除く): 205167608

約数列:

[1, 2, 4, 8, 16, 89, 178, 353, 356, 421, 706, 712, 842, 1412, 1424, 1684, 2824, 3368, 5648, 6736, 31417, 37469, 62834, 74938, 125668, 148613, 149876, 251336, 297226, 299752, 502672, 594452, 599504, 1188904, 2377808, 13226557, 26453114, 52906228, 105812456, 211624912]

約数ペア:

[(1, 211624912), (2, 105812456), (4, 52906228), (8, 26453114), (16, 13226557), (89, 2377808), (178, 1188904), (353, 599504), (356, 594452), (421, 502672), (706, 299752), (712, 297226), (842, 251336), (1412, 149876), (1424, 148613), (1684, 125668), (2824, 74938), (3368, 62834), (5648, 37469), (6736, 31417)]