163761

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 24

約数和(自身を含む): 263520

約数和(自身を除く): 99759

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 169, 221, 247, 323, 507, 663, 741, 969, 2873, 3211, 4199, 8619, 9633, 12597, 54587, 163761]

約数ペア:

[(1, 163761), (3, 54587), (13, 12597), (17, 9633), (19, 8619), (39, 4199), (51, 3211), (57, 2873), (169, 969), (221, 741), (247, 663), (323, 507)]