157672215

素因数分解:

$3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{20981}}^1$

素因数の和:21159

約数の個数: 24

約数和(自身を含む): 274948128

約数和(自身を除く): 117275913

約数列:

[1, 3, 5, 9, 15, 45, 167, 501, 835, 1503, 2505, 7515, 20981, 62943, 104905, 188829, 314715, 944145, 3503827, 10511481, 17519135, 31534443, 52557405, 157672215]

約数ペア:

[(1, 157672215), (3, 52557405), (5, 31534443), (9, 17519135), (15, 10511481), (45, 3503827), (167, 944145), (501, 314715), (835, 188829), (1503, 104905), (2505, 62943), (7515, 20981)]