636149619

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21169}}^1$

素因数の和:21241

約数の個数: 40

約数和(自身を含む): 1106598240

約数和(自身を除く): 470448621

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 10017, 21169, 30051, 63507, 148183, 190521, 444549, 571563, 1121957, 1333647, 1714689, 3365871, 4000941, 7853699, 10097613, 12002823, 23561097, 30292839, 70683291, 90878517, 212049873, 636149619]

約数ペア:

[(1, 636149619), (3, 212049873), (7, 90878517), (9, 70683291), (21, 30292839), (27, 23561097), (53, 12002823), (63, 10097613), (81, 7853699), (159, 4000941), (189, 3365871), (371, 1714689), (477, 1333647), (567, 1121957), (1113, 571563), (1431, 444549), (3339, 190521), (4293, 148183), (10017, 63507), (21169, 30051)]