299702997

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9091}}^1$

素因数の和:9151

約数の個数: 40

約数和(自身を含む): 501660192

約数和(自身を除く): 201957195

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 297, 333, 407, 891, 999, 1221, 2997, 3663, 9091, 10989, 27273, 32967, 81819, 100001, 245457, 300003, 336367, 736371, 900009, 1009101, 2700027, 3027303, 3700037, 8100081, 9081909, 11100111, 27245727, 33300333, 99900999, 299702997]

約数ペア:

[(1, 299702997), (3, 99900999), (9, 33300333), (11, 27245727), (27, 11100111), (33, 9081909), (37, 8100081), (81, 3700037), (99, 3027303), (111, 2700027), (297, 1009101), (333, 900009), (407, 736371), (891, 336367), (999, 300003), (1221, 245457), (2997, 100001), (3663, 81819), (9091, 32967), (10989, 27273)]