628366893

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{1987}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 1074092544

約数和(自身を除く): 445725651

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 1369, 1987, 2849, 4107, 5961, 8547, 9583, 13909, 15059, 21857, 28749, 41727, 45177, 65571, 73519, 105413, 152999, 220557, 316239, 458997, 514633, 808709, 1543899, 2426127, 2720203, 5660963, 8160609, 16982889, 19041421, 29922233, 57124263, 89766699, 209455631, 628366893]

約数ペア:

[(1, 628366893), (3, 209455631), (7, 89766699), (11, 57124263), (21, 29922233), (33, 19041421), (37, 16982889), (77, 8160609), (111, 5660963), (231, 2720203), (259, 2426127), (407, 1543899), (777, 808709), (1221, 514633), (1369, 458997), (1987, 316239), (2849, 220557), (4107, 152999), (5961, 105413), (8547, 73519), (9583, 65571), (13909, 45177), (15059, 41727), (21857, 28749)]