81062451

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:365

約数の個数: 40

約数和(自身を含む): 125452800

約数和(自身を除く): 44390349

約数列:

[1, 3, 9, 27, 47, 81, 107, 141, 199, 321, 423, 597, 963, 1269, 1791, 2889, 3807, 5029, 5373, 8667, 9353, 15087, 16119, 21293, 28059, 45261, 63879, 84177, 135783, 191637, 252531, 407349, 574911, 757593, 1000771, 1724733, 3002313, 9006939, 27020817, 81062451]

約数ペア:

[(1, 81062451), (3, 27020817), (9, 9006939), (27, 3002313), (47, 1724733), (81, 1000771), (107, 757593), (141, 574911), (199, 407349), (321, 252531), (423, 191637), (597, 135783), (963, 84177), (1269, 63879), (1791, 45261), (2889, 28059), (3807, 21293), (5029, 16119), (5373, 15087), (8667, 9353)]