12783122345

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{379}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 18291947520

約数和(自身を除く): 5508825175

約数列:

[1, 5, 7, 35, 43, 73, 215, 301, 307, 365, 379, 511, 1505, 1535, 1895, 2149, 2555, 2653, 3139, 10745, 13201, 13265, 15695, 16297, 21973, 22411, 27667, 66005, 81485, 92407, 109865, 112055, 114079, 116353, 138335, 156877, 193669, 462035, 570395, 581765, 784385, 814471, 963673, 968345, 1189681, 4072355, 4818365, 5003179, 5948405, 6745711, 8327767, 8493769, 25015895, 33728555, 35022253, 41638835, 42468845, 59456383, 175111265, 297281915, 365232067, 1826160335, 2556624469, 12783122345]

約数ペア:

[(1, 12783122345), (5, 2556624469), (7, 1826160335), (35, 365232067), (43, 297281915), (73, 175111265), (215, 59456383), (301, 42468845), (307, 41638835), (365, 35022253), (379, 33728555), (511, 25015895), (1505, 8493769), (1535, 8327767), (1895, 6745711), (2149, 5948405), (2555, 5003179), (2653, 4818365), (3139, 4072355), (10745, 1189681), (13201, 968345), (13265, 963673), (15695, 814471), (16297, 784385), (21973, 581765), (22411, 570395), (27667, 462035), (66005, 193669), (81485, 156877), (92407, 138335), (109865, 116353), (112055, 114079)]