201231135

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{70981}}^1$

素因数の和:71005

約数の個数: 40

約数和(自身を含む): 412263456

約数和(自身を除く): 211032321

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 70981, 212943, 354905, 496867, 638829, 1064715, 1490601, 1916487, 2484335, 3194145, 4471803, 5749461, 7453005, 9582435, 13415409, 22359015, 28747305, 40246227, 67077045, 201231135]

約数ペア:

[(1, 201231135), (3, 67077045), (5, 40246227), (7, 28747305), (9, 22359015), (15, 13415409), (21, 9582435), (27, 7453005), (35, 5749461), (45, 4471803), (63, 3194145), (81, 2484335), (105, 1916487), (135, 1490601), (189, 1064715), (315, 638829), (405, 496867), (567, 354905), (945, 212943), (2835, 70981)]