221821704985

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{2143}}^1\times {\mathrm{350881}}^1$

素因数の和:353088

約数の個数: 16

約数和(自身を含む): 270824762880

約数和(自身を除く): 49003057895

約数列:

[1, 5, 59, 295, 2143, 10715, 126437, 350881, 632185, 1754405, 20701979, 103509895, 751937983, 3759689915, 44364340997, 221821704985]

約数ペア:

[(1, 221821704985), (5, 44364340997), (59, 3759689915), (295, 751937983), (2143, 103509895), (10715, 20701979), (126437, 1754405), (350881, 632185)]