1256343669

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3931}}^1$

素因数の和:4055

約数の個数: 64

約数和(自身を含む): 2264832000

約数和(自身を除く): 1008488331

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 89, 133, 171, 189, 267, 399, 513, 623, 801, 1197, 1691, 1869, 2403, 3591, 3931, 5073, 5607, 11793, 11837, 15219, 16821, 27517, 35379, 35511, 45657, 74689, 82551, 106137, 106533, 224067, 247653, 319599, 349859, 522823, 672201, 742959, 1049577, 1568469, 2016603, 2449013, 3148731, 4705407, 6647321, 7347039, 9446193, 14116221, 19941963, 22041117, 46531247, 59825889, 66123351, 139593741, 179477667, 418781223, 1256343669]

約数ペア:

[(1, 1256343669), (3, 418781223), (7, 179477667), (9, 139593741), (19, 66123351), (21, 59825889), (27, 46531247), (57, 22041117), (63, 19941963), (89, 14116221), (133, 9446193), (171, 7347039), (189, 6647321), (267, 4705407), (399, 3148731), (513, 2449013), (623, 2016603), (801, 1568469), (1197, 1049577), (1691, 742959), (1869, 672201), (2403, 522823), (3591, 349859), (3931, 319599), (5073, 247653), (5607, 224067), (11793, 106533), (11837, 106137), (15219, 82551), (16821, 74689), (27517, 45657), (35379, 35511)]