346081257

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 574704000

約数和(自身を除く): 228622743

約数列:

[1, 3, 9, 17, 19, 47, 51, 57, 141, 149, 153, 171, 289, 323, 423, 447, 799, 867, 893, 969, 1341, 2397, 2533, 2601, 2679, 2831, 2907, 5491, 7003, 7191, 7599, 8037, 8493, 13583, 15181, 16473, 21009, 22797, 25479, 40749, 43061, 45543, 48127, 49419, 63027, 119051, 122247, 129183, 133057, 136629, 144381, 258077, 357153, 387549, 399171, 433143, 774231, 818159, 1071459, 1197513, 2023867, 2261969, 2322693, 2454477, 6071601, 6785907, 7363431, 18214803, 20357721, 38453473, 115360419, 346081257]

約数ペア:

[(1, 346081257), (3, 115360419), (9, 38453473), (17, 20357721), (19, 18214803), (47, 7363431), (51, 6785907), (57, 6071601), (141, 2454477), (149, 2322693), (153, 2261969), (171, 2023867), (289, 1197513), (323, 1071459), (423, 818159), (447, 774231), (799, 433143), (867, 399171), (893, 387549), (969, 357153), (1341, 258077), (2397, 144381), (2533, 136629), (2601, 133057), (2679, 129183), (2831, 122247), (2907, 119051), (5491, 63027), (7003, 49419), (7191, 48127), (7599, 45543), (8037, 43061), (8493, 40749), (13583, 25479), (15181, 22797), (16473, 21009)]