16571401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 22302720

約数和(自身を除く): 5731319

約数列:

[1, 7, 11, 19, 47, 77, 133, 209, 241, 329, 517, 893, 1463, 1687, 2651, 3619, 4579, 6251, 9823, 11327, 18557, 32053, 50369, 68761, 79289, 124597, 215213, 352583, 872179, 1506491, 2367343, 16571401]

約数ペア:

[(1, 16571401), (7, 2367343), (11, 1506491), (19, 872179), (47, 352583), (77, 215213), (133, 124597), (209, 79289), (241, 68761), (329, 50369), (517, 32053), (893, 18557), (1463, 11327), (1687, 9823), (2651, 6251), (3619, 4579)]