7290171

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:352

約数の個数: 36

約数和(自身を含む): 12496224

約数和(自身を除く): 5206053

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 147, 183, 271, 427, 441, 549, 813, 1281, 1897, 2439, 2989, 3843, 5691, 8967, 13279, 16531, 17073, 26901, 39837, 49593, 115717, 119511, 148779, 347151, 810019, 1041453, 2430057, 7290171]

約数ペア:

[(1, 7290171), (3, 2430057), (7, 1041453), (9, 810019), (21, 347151), (49, 148779), (61, 119511), (63, 115717), (147, 49593), (183, 39837), (271, 26901), (427, 17073), (441, 16531), (549, 13279), (813, 8967), (1281, 5691), (1897, 3843), (2439, 2989)]