86904321

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 135705600

約数和(自身を除く): 48801279

約数列:

[1, 3, 7, 21, 61, 179, 183, 379, 427, 537, 1137, 1253, 1281, 2653, 3759, 7959, 10919, 23119, 32757, 67841, 69357, 76433, 161833, 203523, 229299, 474887, 485499, 1424661, 4138301, 12414903, 28968107, 86904321]

約数ペア:

[(1, 86904321), (3, 28968107), (7, 12414903), (21, 4138301), (61, 1424661), (179, 485499), (183, 474887), (379, 229299), (427, 203523), (537, 161833), (1137, 76433), (1253, 69357), (1281, 67841), (2653, 32757), (3759, 23119), (7959, 10919)]