18444465

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 35315280

約数和(自身を除く): 16870815

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 117, 123, 195, 205, 369, 533, 585, 615, 769, 1599, 1845, 2307, 2665, 3845, 4797, 6921, 7995, 9997, 11535, 23985, 29991, 31529, 34605, 49985, 89973, 94587, 149955, 157645, 283761, 409877, 449865, 472935, 1229631, 1418805, 2049385, 3688893, 6148155, 18444465]

約数ペア:

[(1, 18444465), (3, 6148155), (5, 3688893), (9, 2049385), (13, 1418805), (15, 1229631), (39, 472935), (41, 449865), (45, 409877), (65, 283761), (117, 157645), (123, 149955), (195, 94587), (205, 89973), (369, 49985), (533, 34605), (585, 31529), (615, 29991), (769, 23985), (1599, 11535), (1845, 9997), (2307, 7995), (2665, 6921), (3845, 4797)]