163915143

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{30137}}^1$

素因数の和:30191

約数の個数: 24

約数和(自身を含む): 261115632

約数和(自身を除く): 97200489

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 30137, 90411, 210959, 632877, 1115069, 1476713, 3345207, 4430139, 7805483, 23416449, 54638381, 163915143]

約数ペア:

[(1, 163915143), (3, 54638381), (7, 23416449), (21, 7805483), (37, 4430139), (49, 3345207), (111, 1476713), (147, 1115069), (259, 632877), (777, 210959), (1813, 90411), (5439, 30137)]