729908788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{72211}}^1$

素因数の和:72260

約数の個数: 36

約数和(自身を含む): 1540715232

約数和(自身を除く): 810806444

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 10108, 72211, 144422, 288844, 505477, 1010954, 1372009, 2021908, 2744018, 5488036, 9604063, 19208126, 26068171, 38416252, 52136342, 104272684, 182477197, 364954394, 729908788]

約数ペア:

[(1, 729908788), (2, 364954394), (4, 182477197), (7, 104272684), (14, 52136342), (19, 38416252), (28, 26068171), (38, 19208126), (76, 9604063), (133, 5488036), (266, 2744018), (361, 2021908), (532, 1372009), (722, 1010954), (1444, 505477), (2527, 288844), (5054, 144422), (10108, 72211)]