13478647581

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{479}}^1\times {\mathrm{1409}}^1$

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 22383129600

約数和(自身を除く): 8904482019

約数列:

[1, 3, 7, 9, 21, 63, 317, 479, 951, 1409, 1437, 2219, 2853, 3353, 4227, 4311, 6657, 9863, 10059, 12681, 19971, 29589, 30177, 88767, 151843, 446653, 455529, 674911, 1062901, 1339959, 1366587, 2024733, 3126571, 3188703, 4019877, 4724377, 6074199, 9379713, 9566109, 14173131, 28139139, 42519393, 213946787, 641840361, 1497627509, 1925521083, 4492882527, 13478647581]

約数ペア:

[(1, 13478647581), (3, 4492882527), (7, 1925521083), (9, 1497627509), (21, 641840361), (63, 213946787), (317, 42519393), (479, 28139139), (951, 14173131), (1409, 9566109), (1437, 9379713), (2219, 6074199), (2853, 4724377), (3353, 4019877), (4227, 3188703), (4311, 3126571), (6657, 2024733), (9863, 1366587), (10059, 1339959), (12681, 1062901), (19971, 674911), (29589, 455529), (30177, 446653), (88767, 151843)]