214875135

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 380952000

約数和(自身を除く): 166076865

約数列:

[1, 3, 5, 9, 15, 45, 73, 149, 219, 365, 439, 447, 657, 745, 1095, 1317, 1341, 2195, 2235, 3285, 3951, 6585, 6705, 10877, 19755, 32047, 32631, 54385, 65411, 96141, 97893, 160235, 163155, 196233, 288423, 327055, 480705, 489465, 588699, 981165, 1442115, 2943495, 4775003, 14325009, 23875015, 42975027, 71625045, 214875135]

約数ペア:

[(1, 214875135), (3, 71625045), (5, 42975027), (9, 23875015), (15, 14325009), (45, 4775003), (73, 2943495), (149, 1442115), (219, 981165), (365, 588699), (439, 489465), (447, 480705), (657, 327055), (745, 288423), (1095, 196233), (1317, 163155), (1341, 160235), (2195, 97893), (2235, 96141), (3285, 65411), (3951, 54385), (6585, 32631), (6705, 32047), (10877, 19755)]