171791884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 335978496

約数和(自身を除く): 164186612

約数列:

[1, 2, 4, 11, 22, 44, 71, 127, 142, 254, 284, 433, 508, 781, 866, 1397, 1562, 1732, 2794, 3124, 4763, 5588, 9017, 9526, 18034, 19052, 30743, 36068, 54991, 61486, 99187, 109982, 122972, 198374, 219964, 338173, 396748, 604901, 676346, 1209802, 1352692, 2419604, 3904361, 7808722, 15617444, 42947971, 85895942, 171791884]

約数ペア:

[(1, 171791884), (2, 85895942), (4, 42947971), (11, 15617444), (22, 7808722), (44, 3904361), (71, 2419604), (127, 1352692), (142, 1209802), (254, 676346), (284, 604901), (433, 396748), (508, 338173), (781, 219964), (866, 198374), (1397, 122972), (1562, 109982), (1732, 99187), (2794, 61486), (3124, 54991), (4763, 36068), (5588, 30743), (9017, 19052), (9526, 18034)]