225718461

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2953}}^1$

素因数の和:3130

約数の個数: 32

約数和(自身を含む): 354480000

約数和(自身を除く): 128761539

約数列:

[1, 3, 9, 19, 27, 57, 149, 171, 447, 513, 1341, 2831, 2953, 4023, 8493, 8859, 25479, 26577, 56107, 76437, 79731, 168321, 439997, 504963, 1319991, 1514889, 3959973, 8359943, 11879919, 25079829, 75239487, 225718461]

約数ペア:

[(1, 225718461), (3, 75239487), (9, 25079829), (19, 11879919), (27, 8359943), (57, 3959973), (149, 1514889), (171, 1319991), (447, 504963), (513, 439997), (1341, 168321), (2831, 79731), (2953, 76437), (4023, 56107), (8493, 26577), (8859, 25479)]