27663489

素因数分解:

$3^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 36

約数和(自身を含む): 46905300

約数和(自身を除く): 19241811

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 149, 421, 441, 447, 1043, 1263, 1341, 2947, 3129, 3789, 7301, 8841, 9387, 20629, 21903, 26523, 61887, 62729, 65709, 185661, 188187, 439103, 564561, 1317309, 3073721, 3951927, 9221163, 27663489]

約数ペア:

[(1, 27663489), (3, 9221163), (7, 3951927), (9, 3073721), (21, 1317309), (49, 564561), (63, 439103), (147, 188187), (149, 185661), (421, 65709), (441, 62729), (447, 61887), (1043, 26523), (1263, 21903), (1341, 20629), (2947, 9387), (3129, 8841), (3789, 7301)]