254314185

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{6779}}^1$

素因数の和:6889

約数の個数: 32

約数和(自身を含む): 423722880

約数和(自身を除く): 169408695

約数列:

[1, 3, 5, 15, 41, 61, 123, 183, 205, 305, 615, 915, 2501, 6779, 7503, 12505, 20337, 33895, 37515, 101685, 277939, 413519, 833817, 1240557, 1389695, 2067595, 4169085, 6202785, 16954279, 50862837, 84771395, 254314185]

約数ペア:

[(1, 254314185), (3, 84771395), (5, 50862837), (15, 16954279), (41, 6202785), (61, 4169085), (123, 2067595), (183, 1389695), (205, 1240557), (305, 833817), (615, 413519), (915, 277939), (2501, 101685), (6779, 37515), (7503, 33895), (12505, 20337)]