290021823

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2879}}^1$

素因数の和:2949

約数の個数: 64

約数和(自身を含む): 541900800

約数和(自身を除く): 251878977

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 41, 63, 91, 117, 123, 189, 273, 287, 351, 369, 533, 819, 861, 1107, 1599, 2457, 2583, 2879, 3731, 4797, 7749, 8637, 11193, 14391, 20153, 25911, 33579, 37427, 60459, 77733, 100737, 112281, 118039, 181377, 261989, 336843, 354117, 544131, 785967, 826273, 1010529, 1062351, 1534507, 2357901, 2478819, 3187053, 4603521, 7073703, 7436457, 10741549, 13810563, 22309371, 32224647, 41431689, 96673941, 290021823]

約数ペア:

[(1, 290021823), (3, 96673941), (7, 41431689), (9, 32224647), (13, 22309371), (21, 13810563), (27, 10741549), (39, 7436457), (41, 7073703), (63, 4603521), (91, 3187053), (117, 2478819), (123, 2357901), (189, 1534507), (273, 1062351), (287, 1010529), (351, 826273), (369, 785967), (533, 544131), (819, 354117), (861, 336843), (1107, 261989), (1599, 181377), (2457, 118039), (2583, 112281), (2879, 100737), (3731, 77733), (4797, 60459), (7749, 37427), (8637, 33579), (11193, 25911), (14391, 20153)]