170891721

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6323}}^1$

素因数の和:6363

約数の個数: 64

約数和(自身を含む): 339978240

約数和(自身を除く): 169086519

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 693, 819, 1001, 1287, 2079, 2457, 3003, 3861, 6323, 9009, 18969, 27027, 44261, 56907, 69553, 82199, 132783, 170721, 208659, 246597, 398349, 486871, 575393, 625977, 739791, 904189, 1195047, 1460613, 1726179, 1877931, 2219373, 2712567, 4381839, 5178537, 6329323, 8137701, 13145517, 15535611, 18987969, 24413103, 56963907, 170891721]

約数ペア:

[(1, 170891721), (3, 56963907), (7, 24413103), (9, 18987969), (11, 15535611), (13, 13145517), (21, 8137701), (27, 6329323), (33, 5178537), (39, 4381839), (63, 2712567), (77, 2219373), (91, 1877931), (99, 1726179), (117, 1460613), (143, 1195047), (189, 904189), (231, 739791), (273, 625977), (297, 575393), (351, 486871), (429, 398349), (693, 246597), (819, 208659), (1001, 170721), (1287, 132783), (2079, 82199), (2457, 69553), (3003, 56907), (3861, 44261), (6323, 27027), (9009, 18969)]