291266871

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 469722624

約数和(自身を除く): 178455753

約数列:

[1, 3, 7, 21, 23, 69, 157, 161, 167, 471, 483, 501, 529, 1099, 1169, 1587, 3297, 3507, 3611, 3703, 3841, 10833, 11109, 11523, 25277, 26219, 26887, 75831, 78657, 80661, 83053, 88343, 183533, 249159, 265029, 550599, 581371, 603037, 618401, 1744113, 1809111, 1855203, 4221259, 12663777, 13869851, 41609553, 97088957, 291266871]

約数ペア:

[(1, 291266871), (3, 97088957), (7, 41609553), (21, 13869851), (23, 12663777), (69, 4221259), (157, 1855203), (161, 1809111), (167, 1744113), (471, 618401), (483, 603037), (501, 581371), (529, 550599), (1099, 265029), (1169, 249159), (1587, 183533), (3297, 88343), (3507, 83053), (3611, 80661), (3703, 78657), (3841, 75831), (10833, 26887), (11109, 26219), (11523, 25277)]