147139881

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{787}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 232995840

約数和(自身を除く): 85855959

約数列:

[1, 3, 7, 21, 29, 87, 203, 307, 609, 787, 921, 2149, 2361, 5509, 6447, 8903, 16527, 22823, 26709, 62321, 68469, 159761, 186963, 241609, 479283, 724827, 1691263, 5073789, 7006661, 21019983, 49046627, 147139881]

約数ペア:

[(1, 147139881), (3, 49046627), (7, 21019983), (21, 7006661), (29, 5073789), (87, 1691263), (203, 724827), (307, 479283), (609, 241609), (787, 186963), (921, 159761), (2149, 68469), (2361, 62321), (5509, 26709), (6447, 22823), (8903, 16527)]