163896147

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 258978720

約数和(自身を除く): 95082573

約数列:

[1, 3, 9, 19, 41, 57, 97, 123, 171, 241, 291, 369, 723, 779, 873, 1843, 2169, 2337, 3977, 4579, 5529, 7011, 9881, 11931, 13737, 16587, 23377, 29643, 35793, 41211, 70131, 75563, 88929, 187739, 210393, 226689, 444163, 563217, 680067, 958457, 1332489, 1689651, 2875371, 3997467, 8626113, 18210683, 54632049, 163896147]

約数ペア:

[(1, 163896147), (3, 54632049), (9, 18210683), (19, 8626113), (41, 3997467), (57, 2875371), (97, 1689651), (123, 1332489), (171, 958457), (241, 680067), (291, 563217), (369, 444163), (723, 226689), (779, 210393), (873, 187739), (1843, 88929), (2169, 75563), (2337, 70131), (3977, 41211), (4579, 35793), (5529, 29643), (7011, 23377), (9881, 16587), (11931, 13737)]