202556151

素因数分解:

$3^2\times 7^2\times {\mathrm{421}}^1\times {\mathrm{1091}}^1$

素因数の和:1532

約数の個数: 36

約数和(自身を含む): 341470584

約数和(自身を除く): 138914433

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 421, 441, 1091, 1263, 2947, 3273, 3789, 7637, 8841, 9819, 20629, 22911, 26523, 53459, 61887, 68733, 160377, 185661, 459311, 481131, 1377933, 3215177, 4133799, 9645531, 22506239, 28936593, 67518717, 202556151]

約数ペア:

[(1, 202556151), (3, 67518717), (7, 28936593), (9, 22506239), (21, 9645531), (49, 4133799), (63, 3215177), (147, 1377933), (421, 481131), (441, 459311), (1091, 185661), (1263, 160377), (2947, 68733), (3273, 61887), (3789, 53459), (7637, 26523), (8841, 22911), (9819, 20629)]