2798981745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{4493}}^1$

素因数の和:4874

約数の個数: 64

約数和(自身を含む): 5435942400

約数和(自身を除く): 2636960655

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 349, 357, 595, 1047, 1745, 1785, 2443, 4493, 5235, 5933, 7329, 12215, 13479, 17799, 22465, 29665, 31451, 36645, 41531, 67395, 76381, 88995, 94353, 124593, 157255, 207655, 229143, 381905, 471765, 534667, 622965, 1145715, 1568057, 1604001, 2673335, 4704171, 7840285, 8020005, 10976399, 23520855, 26656969, 32929197, 54881995, 79970907, 133284845, 164645985, 186598783, 399854535, 559796349, 932993915, 2798981745]

約数ペア:

[(1, 2798981745), (3, 932993915), (5, 559796349), (7, 399854535), (15, 186598783), (17, 164645985), (21, 133284845), (35, 79970907), (51, 54881995), (85, 32929197), (105, 26656969), (119, 23520855), (255, 10976399), (349, 8020005), (357, 7840285), (595, 4704171), (1047, 2673335), (1745, 1604001), (1785, 1568057), (2443, 1145715), (4493, 622965), (5235, 534667), (5933, 471765), (7329, 381905), (12215, 229143), (13479, 207655), (17799, 157255), (22465, 124593), (29665, 94353), (31451, 88995), (36645, 76381), (41531, 67395)]