217702936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{33889}}^1$

素因数の和:33979

約数の個数: 32

約数和(自身を含む): 451414800

約数和(自身を除く): 233711864

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 6424, 33889, 67778, 135556, 271112, 372779, 745558, 1491116, 2473897, 2982232, 4947794, 9895588, 19791176, 27212867, 54425734, 108851468, 217702936]

約数ペア:

[(1, 217702936), (2, 108851468), (4, 54425734), (8, 27212867), (11, 19791176), (22, 9895588), (44, 4947794), (73, 2982232), (88, 2473897), (146, 1491116), (292, 745558), (584, 372779), (803, 271112), (1606, 135556), (3212, 67778), (6424, 33889)]