261886784

素因数分解:

$2^6\times {\mathrm{1693}}^1\times {\mathrm{2417}}^1$

素因数の和:4122

約数の個数: 28

約数和(自身を含む): 520203684

約数和(自身を除く): 258316900

約数列:

[1, 2, 4, 8, 16, 32, 64, 1693, 2417, 3386, 4834, 6772, 9668, 13544, 19336, 27088, 38672, 54176, 77344, 108352, 154688, 4091981, 8183962, 16367924, 32735848, 65471696, 130943392, 261886784]

約数ペア:

[(1, 261886784), (2, 130943392), (4, 65471696), (8, 32735848), (16, 16367924), (32, 8183962), (64, 4091981), (1693, 154688), (2417, 108352), (3386, 77344), (4834, 54176), (6772, 38672), (9668, 27088), (13544, 19336)]