1222795

素因数分解:

$5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 32

約数和(自身を含む): 1843200

約数和(自身を除く): 620405

約数列:

[1, 5, 7, 23, 31, 35, 49, 115, 155, 161, 217, 245, 343, 713, 805, 1085, 1127, 1519, 1715, 3565, 4991, 5635, 7595, 7889, 10633, 24955, 34937, 39445, 53165, 174685, 244559, 1222795]

約数ペア:

[(1, 1222795), (5, 244559), (7, 174685), (23, 53165), (31, 39445), (35, 34937), (49, 24955), (115, 10633), (155, 7889), (161, 7595), (217, 5635), (245, 4991), (343, 3565), (713, 1715), (805, 1519), (1085, 1127)]