18345075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 35164416

約数和(自身を除く): 16819341

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 83, 105, 175, 249, 415, 421, 525, 581, 1245, 1263, 1743, 2075, 2105, 2905, 2947, 6225, 6315, 8715, 8841, 10525, 14525, 14735, 31575, 34943, 43575, 44205, 73675, 104829, 174715, 221025, 244601, 524145, 733803, 873575, 1223005, 2620725, 3669015, 6115025, 18345075]

約数ペア:

[(1, 18345075), (3, 6115025), (5, 3669015), (7, 2620725), (15, 1223005), (21, 873575), (25, 733803), (35, 524145), (75, 244601), (83, 221025), (105, 174715), (175, 104829), (249, 73675), (415, 44205), (421, 43575), (525, 34943), (581, 31575), (1245, 14735), (1263, 14525), (1743, 10525), (2075, 8841), (2105, 8715), (2905, 6315), (2947, 6225)]