27850179

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 18114621

約数列:

[1, 3, 7, 21, 29, 47, 49, 87, 139, 141, 147, 203, 329, 417, 609, 973, 987, 1363, 1421, 2303, 2919, 4031, 4089, 4263, 6533, 6811, 6909, 9541, 12093, 19599, 20433, 28217, 28623, 45731, 66787, 84651, 137193, 189457, 197519, 200361, 320117, 568371, 592557, 960351, 1326199, 3978597, 9283393, 27850179]

約数ペア:

[(1, 27850179), (3, 9283393), (7, 3978597), (21, 1326199), (29, 960351), (47, 592557), (49, 568371), (87, 320117), (139, 200361), (141, 197519), (147, 189457), (203, 137193), (329, 84651), (417, 66787), (609, 45731), (973, 28623), (987, 28217), (1363, 20433), (1421, 19599), (2303, 12093), (2919, 9541), (4031, 6909), (4089, 6811), (4263, 6533)]