37639791

素因数分解:

$3^2\times 7^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 64584000

約数和(自身を除く): 26944209

約数列:

[1, 3, 7, 9, 21, 49, 63, 89, 137, 147, 267, 343, 411, 441, 623, 801, 959, 1029, 1233, 1869, 2877, 3087, 4361, 5607, 6713, 8631, 12193, 13083, 20139, 30527, 36579, 39249, 46991, 60417, 85351, 91581, 109737, 140973, 256053, 274743, 422919, 597457, 768159, 1792371, 4182199, 5377113, 12546597, 37639791]

約数ペア:

[(1, 37639791), (3, 12546597), (7, 5377113), (9, 4182199), (21, 1792371), (49, 768159), (63, 597457), (89, 422919), (137, 274743), (147, 256053), (267, 140973), (343, 109737), (411, 91581), (441, 85351), (623, 60417), (801, 46991), (959, 39249), (1029, 36579), (1233, 30527), (1869, 20139), (2877, 13083), (3087, 12193), (4361, 8631), (5607, 6713)]