15200217

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 40

約数和(自身を含む): 24393600

約数和(自身を除く): 9193383

約数列:

[1, 3, 9, 23, 27, 41, 69, 81, 123, 199, 207, 369, 597, 621, 943, 1107, 1791, 1863, 2829, 3321, 4577, 5373, 8159, 8487, 13731, 16119, 24477, 25461, 41193, 73431, 76383, 123579, 187657, 220293, 370737, 562971, 660879, 1688913, 5066739, 15200217]

約数ペア:

[(1, 15200217), (3, 5066739), (9, 1688913), (23, 660879), (27, 562971), (41, 370737), (69, 220293), (81, 187657), (123, 123579), (199, 76383), (207, 73431), (369, 41193), (597, 25461), (621, 24477), (943, 16119), (1107, 13731), (1791, 8487), (1863, 8159), (2829, 5373), (3321, 4577)]