27407961

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 48507264

約数和(自身を除く): 21099303

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 157, 163, 357, 471, 489, 1071, 1099, 1141, 1413, 1467, 2669, 2771, 3297, 3423, 8007, 8313, 9891, 10269, 18683, 19397, 24021, 24939, 25591, 56049, 58191, 76773, 168147, 174573, 179137, 230319, 435047, 537411, 1305141, 1612233, 3045329, 3915423, 9135987, 27407961]

約数ペア:

[(1, 27407961), (3, 9135987), (7, 3915423), (9, 3045329), (17, 1612233), (21, 1305141), (51, 537411), (63, 435047), (119, 230319), (153, 179137), (157, 174573), (163, 168147), (357, 76773), (471, 58191), (489, 56049), (1071, 25591), (1099, 24939), (1141, 24021), (1413, 19397), (1467, 18683), (2669, 10269), (2771, 9891), (3297, 8313), (3423, 8007)]