1261505961

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{33113}}^1$

素因数の和:33222

約数の個数: 32

約数和(自身を含む): 2002734720

約数和(自身を除く): 741228759

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 747, 1411, 2241, 4233, 12699, 33113, 38097, 99339, 298017, 562921, 894051, 1688763, 2748379, 5066289, 8245137, 15198867, 24735411, 46722443, 74206233, 140167329, 420501987, 1261505961]

約数ペア:

[(1, 1261505961), (3, 420501987), (9, 140167329), (17, 74206233), (27, 46722443), (51, 24735411), (83, 15198867), (153, 8245137), (249, 5066289), (459, 2748379), (747, 1688763), (1411, 894051), (2241, 562921), (4233, 298017), (12699, 99339), (33113, 38097)]