51191505

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1097}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 95578704

約数和(自身を除く): 44387199

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 61, 85, 153, 183, 255, 305, 549, 765, 915, 1037, 1097, 2745, 3111, 3291, 5185, 5485, 9333, 9873, 15555, 16455, 18649, 46665, 49365, 55947, 66917, 93245, 167841, 200751, 279735, 334585, 602253, 839205, 1003755, 1137589, 3011265, 3412767, 5687945, 10238301, 17063835, 51191505]

約数ペア:

[(1, 51191505), (3, 17063835), (5, 10238301), (9, 5687945), (15, 3412767), (17, 3011265), (45, 1137589), (51, 1003755), (61, 839205), (85, 602253), (153, 334585), (183, 279735), (255, 200751), (305, 167841), (549, 93245), (765, 66917), (915, 55947), (1037, 49365), (1097, 46665), (2745, 18649), (3111, 16455), (3291, 15555), (5185, 9873), (5485, 9333)]