219387742

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{24371}}^1$

素因数の和:25023

約数の個数: 16

約数和(自身を含む): 376693632

約数和(自身を除く): 157305890

約数列:

[1, 2, 7, 14, 643, 1286, 4501, 9002, 24371, 48742, 170597, 341194, 15670553, 31341106, 109693871, 219387742]

約数ペア:

[(1, 219387742), (2, 109693871), (7, 31341106), (14, 15670553), (643, 341194), (1286, 170597), (4501, 48742), (9002, 24371)]