215179389

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4153}}^1$

素因数の和:4282

約数の個数: 32

約数和(自身を含む): 338966400

約数和(自身を除く): 123787011

約数列:

[1, 3, 9, 19, 27, 57, 101, 171, 303, 513, 909, 1919, 2727, 4153, 5757, 12459, 17271, 37377, 51813, 78907, 112131, 236721, 419453, 710163, 1258359, 2130489, 3775077, 7969607, 11325231, 23908821, 71726463, 215179389]

約数ペア:

[(1, 215179389), (3, 71726463), (9, 23908821), (19, 11325231), (27, 7969607), (57, 3775077), (101, 2130489), (171, 1258359), (303, 710163), (513, 419453), (909, 236721), (1919, 112131), (2727, 78907), (4153, 51813), (5757, 37377), (12459, 17271)]