254239321

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{9719}}^1$

素因数の和:9864

約数の個数: 16

約数和(自身を含む): 301397760

約数和(自身を除く): 47158439

約数列:

[1, 7, 37, 101, 259, 707, 3737, 9719, 26159, 68033, 359603, 981619, 2517221, 6871333, 36319903, 254239321]

約数ペア:

[(1, 254239321), (7, 36319903), (37, 6871333), (101, 2517221), (259, 981619), (707, 359603), (3737, 68033), (9719, 26159)]