17680089

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 28794880

約数和(自身を除く): 11114791

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 607, 1387, 1533, 1821, 4161, 4249, 9709, 11533, 12747, 29127, 34599, 44311, 80731, 132933, 242193, 310177, 841909, 930531, 2525727, 5893363, 17680089]

約数ペア:

[(1, 17680089), (3, 5893363), (7, 2525727), (19, 930531), (21, 841909), (57, 310177), (73, 242193), (133, 132933), (219, 80731), (399, 44311), (511, 34599), (607, 29127), (1387, 12747), (1533, 11533), (1821, 9709), (4161, 4249)]