870161369

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{491339}}^1$

素因数の和:491380

約数の個数: 16

約数和(自身を含む): 1132047360

約数和(自身を除く): 261885991

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 491339, 3439373, 5404729, 11300797, 37833103, 79105579, 124308767, 870161369]

約数ペア:

[(1, 870161369), (7, 124308767), (11, 79105579), (23, 37833103), (77, 11300797), (161, 5404729), (253, 3439373), (1771, 491339)]