87386621

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 107213568

約数和(自身を除く): 19826947

約数列:

[1, 7, 41, 43, 73, 97, 287, 301, 511, 679, 1763, 2993, 3139, 3977, 4171, 7081, 12341, 20951, 21973, 27839, 29197, 49567, 128699, 171011, 290321, 304483, 900893, 1197077, 2032247, 2131381, 12483803, 87386621]

約数ペア:

[(1, 87386621), (7, 12483803), (41, 2131381), (43, 2032247), (73, 1197077), (97, 900893), (287, 304483), (301, 290321), (511, 171011), (679, 128699), (1763, 49567), (2993, 29197), (3139, 27839), (3977, 21973), (4171, 20951), (7081, 12341)]