86691789

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:587

約数の個数: 40

約数和(自身を含む): 138337848

約数和(自身を除く): 51646059

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 157, 401, 459, 471, 1203, 1377, 1413, 2669, 3609, 4239, 6817, 8007, 10827, 12717, 20451, 24021, 32481, 61353, 62957, 72063, 184059, 188871, 216189, 552177, 566613, 1070269, 1699839, 3210807, 5099517, 9632421, 28897263, 86691789]

約数ペア:

[(1, 86691789), (3, 28897263), (9, 9632421), (17, 5099517), (27, 3210807), (51, 1699839), (81, 1070269), (153, 566613), (157, 552177), (401, 216189), (459, 188871), (471, 184059), (1203, 72063), (1377, 62957), (1413, 61353), (2669, 32481), (3609, 24021), (4239, 20451), (6817, 12717), (8007, 10827)]