202809201

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 339978240

約数和(自身を除く): 137169039

約数列:

[1, 3, 7, 17, 21, 51, 61, 67, 119, 139, 183, 201, 357, 417, 427, 469, 973, 1037, 1139, 1281, 1407, 2363, 2919, 3111, 3417, 4087, 7089, 7259, 7973, 8479, 9313, 12261, 16541, 21777, 23919, 25437, 27939, 28609, 49623, 59353, 65191, 69479, 85827, 144143, 158321, 178059, 195573, 208437, 432429, 474963, 486353, 568093, 1009001, 1108247, 1459059, 1704279, 3027003, 3324741, 3976651, 9657581, 11929953, 28972743, 67603067, 202809201]

約数ペア:

[(1, 202809201), (3, 67603067), (7, 28972743), (17, 11929953), (21, 9657581), (51, 3976651), (61, 3324741), (67, 3027003), (119, 1704279), (139, 1459059), (183, 1108247), (201, 1009001), (357, 568093), (417, 486353), (427, 474963), (469, 432429), (973, 208437), (1037, 195573), (1139, 178059), (1281, 158321), (1407, 144143), (2363, 85827), (2919, 69479), (3111, 65191), (3417, 59353), (4087, 49623), (7089, 28609), (7259, 27939), (7973, 25437), (8479, 23919), (9313, 21777), (12261, 16541)]