23296815

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 45372096

約数和(自身を除く): 22075281

約数列:

[1, 3, 5, 9, 15, 23, 27, 41, 45, 61, 69, 81, 115, 123, 135, 183, 205, 207, 305, 345, 369, 405, 549, 615, 621, 915, 943, 1035, 1107, 1403, 1647, 1845, 1863, 2501, 2745, 2829, 3105, 3321, 4209, 4715, 4941, 5535, 7015, 7503, 8235, 8487, 9315, 12505, 12627, 14145, 16605, 21045, 22509, 24705, 25461, 37515, 37881, 42435, 57523, 63135, 67527, 76383, 112545, 113643, 127305, 172569, 189405, 202581, 287615, 337635, 381915, 517707, 568215, 862845, 1012905, 1553121, 2588535, 4659363, 7765605, 23296815]

約数ペア:

[(1, 23296815), (3, 7765605), (5, 4659363), (9, 2588535), (15, 1553121), (23, 1012905), (27, 862845), (41, 568215), (45, 517707), (61, 381915), (69, 337635), (81, 287615), (115, 202581), (123, 189405), (135, 172569), (183, 127305), (205, 113643), (207, 112545), (305, 76383), (345, 67527), (369, 63135), (405, 57523), (549, 42435), (615, 37881), (621, 37515), (915, 25461), (943, 24705), (1035, 22509), (1107, 21045), (1403, 16605), (1647, 14145), (1845, 12627), (1863, 12505), (2501, 9315), (2745, 8487), (2829, 8235), (3105, 7503), (3321, 7015), (4209, 5535), (4715, 4941)]