157225915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{408379}}^1$

素因数の和:408402

約数の個数: 16

約数和(自身を含む): 235226880

約数和(自身を除く): 78000965

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 408379, 2041895, 2858653, 4492169, 14293265, 22460845, 31445183, 157225915]

約数ペア:

[(1, 157225915), (5, 31445183), (7, 22460845), (11, 14293265), (35, 4492169), (55, 2858653), (77, 2041895), (385, 408379)]