16570071

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 29286400

約数和(自身を除く): 12716329

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 109, 127, 133, 171, 327, 381, 399, 763, 889, 981, 1143, 1197, 2071, 2289, 2413, 2667, 6213, 6867, 7239, 8001, 13843, 14497, 16891, 18639, 21717, 41529, 43491, 50673, 96901, 124587, 130473, 152019, 263017, 290703, 789051, 872109, 1841119, 2367153, 5523357, 16570071]

約数ペア:

[(1, 16570071), (3, 5523357), (7, 2367153), (9, 1841119), (19, 872109), (21, 789051), (57, 290703), (63, 263017), (109, 152019), (127, 130473), (133, 124587), (171, 96901), (327, 50673), (381, 43491), (399, 41529), (763, 21717), (889, 18639), (981, 16891), (1143, 14497), (1197, 13843), (2071, 8001), (2289, 7239), (2413, 6867), (2667, 6213)]