289690863

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1039}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 517570560

約数和(自身を除く): 227879697

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 71, 77, 119, 187, 213, 231, 357, 497, 561, 781, 1039, 1207, 1309, 1491, 2343, 3117, 3621, 3927, 5467, 7273, 8449, 11429, 13277, 16401, 17663, 21819, 25347, 34287, 39831, 52989, 73769, 80003, 92939, 123641, 194293, 221307, 240009, 278817, 370923, 516383, 582879, 811459, 1254073, 1360051, 1549149, 2434377, 3762219, 4080153, 5680213, 8778511, 13794803, 17040639, 26335533, 41384409, 96563621, 289690863]

約数ペア:

[(1, 289690863), (3, 96563621), (7, 41384409), (11, 26335533), (17, 17040639), (21, 13794803), (33, 8778511), (51, 5680213), (71, 4080153), (77, 3762219), (119, 2434377), (187, 1549149), (213, 1360051), (231, 1254073), (357, 811459), (497, 582879), (561, 516383), (781, 370923), (1039, 278817), (1207, 240009), (1309, 221307), (1491, 194293), (2343, 123641), (3117, 92939), (3621, 80003), (3927, 73769), (5467, 52989), (7273, 39831), (8449, 34287), (11429, 25347), (13277, 21819), (16401, 17663)]