1234905987

素因数分解:

$3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{38713}}^1$

素因数の和:38768

約数の個数: 32

約数和(自身を含む): 1982156800

約数和(自身を除く): 747250813

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 343, 651, 1029, 1519, 4557, 10633, 31899, 38713, 116139, 270991, 812973, 1200103, 1896937, 3600309, 5690811, 8400721, 13278559, 25202163, 39835677, 58805047, 176415141, 411635329, 1234905987]

約数ペア:

[(1, 1234905987), (3, 411635329), (7, 176415141), (21, 58805047), (31, 39835677), (49, 25202163), (93, 13278559), (147, 8400721), (217, 5690811), (343, 3600309), (651, 1896937), (1029, 1200103), (1519, 812973), (4557, 270991), (10633, 116139), (31899, 38713)]