233353791

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 405630720

約数和(自身を除く): 172276929

約数列:

[1, 3, 9, 11, 23, 27, 33, 59, 69, 81, 99, 177, 193, 207, 253, 297, 531, 579, 621, 649, 759, 891, 1357, 1593, 1737, 1863, 1947, 2123, 2277, 4071, 4439, 4779, 5211, 5841, 6369, 6831, 11387, 12213, 13317, 14927, 15633, 17523, 19107, 20493, 34161, 36639, 39951, 44781, 48829, 52569, 57321, 102483, 109917, 119853, 125257, 134343, 146487, 171963, 261901, 307449, 359559, 375771, 403029, 439461, 785703, 922347, 1127313, 1209087, 1318383, 2357109, 2880911, 3381939, 3955149, 7071327, 8642733, 10145817, 21213981, 25928199, 77784597, 233353791]

約数ペア:

[(1, 233353791), (3, 77784597), (9, 25928199), (11, 21213981), (23, 10145817), (27, 8642733), (33, 7071327), (59, 3955149), (69, 3381939), (81, 2880911), (99, 2357109), (177, 1318383), (193, 1209087), (207, 1127313), (253, 922347), (297, 785703), (531, 439461), (579, 403029), (621, 375771), (649, 359559), (759, 307449), (891, 261901), (1357, 171963), (1593, 146487), (1737, 134343), (1863, 125257), (1947, 119853), (2123, 109917), (2277, 102483), (4071, 57321), (4439, 52569), (4779, 48829), (5211, 44781), (5841, 39951), (6369, 36639), (6831, 34161), (11387, 20493), (12213, 19107), (13317, 17523), (14927, 15633)]