220541776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151471}}^1$

素因数の和:151499

約数の個数: 40

約数和(自身を含む): 525910784

約数和(自身を除く): 305369008

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 151471, 302942, 605884, 1060297, 1211768, 1969123, 2120594, 2423536, 3938246, 4241188, 7876492, 8482376, 13783861, 15752984, 16964752, 27567722, 31505968, 55135444, 110270888, 220541776]

約数ペア:

[(1, 220541776), (2, 110270888), (4, 55135444), (7, 31505968), (8, 27567722), (13, 16964752), (14, 15752984), (16, 13783861), (26, 8482376), (28, 7876492), (52, 4241188), (56, 3938246), (91, 2423536), (104, 2120594), (112, 1969123), (182, 1211768), (208, 1060297), (364, 605884), (728, 302942), (1456, 151471)]