153112981

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 186531840

約数和(自身を除く): 33418859

約数列:

[1, 7, 43, 47, 79, 137, 301, 329, 553, 959, 2021, 3397, 3713, 5891, 6439, 10823, 14147, 23779, 25991, 41237, 45073, 75761, 159659, 276877, 465389, 508681, 1117613, 1938139, 3257723, 3560767, 21873283, 153112981]

約数ペア:

[(1, 153112981), (7, 21873283), (43, 3560767), (47, 3257723), (79, 1938139), (137, 1117613), (301, 508681), (329, 465389), (553, 276877), (959, 159659), (2021, 75761), (3397, 45073), (3713, 41237), (5891, 25991), (6439, 23779), (10823, 14147)]