219516948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12269}}^1$

素因数の和:12357

約数の個数: 72

約数和(自身を含む): 643144320

約数和(自身を除く): 423627372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5964, 8946, 12269, 17892, 24538, 36807, 49076, 73614, 85883, 110421, 147228, 171766, 220842, 257649, 343532, 441684, 515298, 772947, 871099, 1030596, 1545894, 1742198, 2613297, 3091788, 3484396, 5226594, 6097693, 7839891, 10453188, 12195386, 15679782, 18293079, 24390772, 31359564, 36586158, 54879237, 73172316, 109758474, 219516948]

約数ペア:

[(1, 219516948), (2, 109758474), (3, 73172316), (4, 54879237), (6, 36586158), (7, 31359564), (9, 24390772), (12, 18293079), (14, 15679782), (18, 12195386), (21, 10453188), (28, 7839891), (36, 6097693), (42, 5226594), (63, 3484396), (71, 3091788), (84, 2613297), (126, 1742198), (142, 1545894), (213, 1030596), (252, 871099), (284, 772947), (426, 515298), (497, 441684), (639, 343532), (852, 257649), (994, 220842), (1278, 171766), (1491, 147228), (1988, 110421), (2556, 85883), (2982, 73614), (4473, 49076), (5964, 36807), (8946, 24538), (12269, 17892)]