1256163867

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1\times {\mathrm{1021}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 2117256960

約数和(自身を除く): 861093093

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 331, 413, 531, 993, 1021, 1239, 2317, 2979, 3063, 3717, 6951, 7147, 9189, 19529, 20853, 21441, 58587, 60239, 64323, 136703, 175761, 180717, 337951, 410109, 421673, 542151, 1013853, 1230327, 1265019, 2365657, 3041559, 3795057, 7096971, 19939109, 21290913, 59817327, 139573763, 179451981, 418721289, 1256163867]

約数ペア:

[(1, 1256163867), (3, 418721289), (7, 179451981), (9, 139573763), (21, 59817327), (59, 21290913), (63, 19939109), (177, 7096971), (331, 3795057), (413, 3041559), (531, 2365657), (993, 1265019), (1021, 1230327), (1239, 1013853), (2317, 542151), (2979, 421673), (3063, 410109), (3717, 337951), (6951, 180717), (7147, 175761), (9189, 136703), (19529, 64323), (20853, 60239), (21441, 58587)]