215438516

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{10501}}^1$

素因数の和:10751

約数の個数: 24

約数和(自身を含む): 395211264

約数和(自身を除く): 179772748

約数列:

[1, 2, 4, 23, 46, 92, 223, 446, 892, 5129, 10258, 10501, 20516, 21002, 42004, 241523, 483046, 966092, 2341723, 4683446, 9366892, 53859629, 107719258, 215438516]

約数ペア:

[(1, 215438516), (2, 107719258), (4, 53859629), (23, 9366892), (46, 4683446), (92, 2341723), (223, 966092), (446, 483046), (892, 241523), (5129, 42004), (10258, 21002), (10501, 20516)]