161609985

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7529}}^1$

素因数の和:7599

約数の個数: 40

約数和(自身を含む): 295206120

約数和(自身を除く): 133596135

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 4293, 7155, 7529, 21465, 22587, 37645, 67761, 112935, 203283, 338805, 399037, 609849, 1016415, 1197111, 1995185, 3049245, 3591333, 5985555, 10773999, 17956665, 32321997, 53869995, 161609985]

約数ペア:

[(1, 161609985), (3, 53869995), (5, 32321997), (9, 17956665), (15, 10773999), (27, 5985555), (45, 3591333), (53, 3049245), (81, 1995185), (135, 1197111), (159, 1016415), (265, 609849), (405, 399037), (477, 338805), (795, 203283), (1431, 112935), (2385, 67761), (4293, 37645), (7155, 22587), (7529, 21465)]