209675361

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 336436800

約数和(自身を除く): 126761439

約数列:

[1, 3, 7, 21, 49, 61, 67, 147, 183, 201, 349, 427, 469, 1047, 1281, 1407, 2443, 2989, 3283, 4087, 7329, 8967, 9849, 12261, 17101, 21289, 23383, 28609, 51303, 63867, 70149, 85827, 149023, 163681, 200263, 447069, 491043, 600789, 1043161, 1145767, 1426363, 3129483, 3437301, 4279089, 9984541, 29953623, 69891787, 209675361]

約数ペア:

[(1, 209675361), (3, 69891787), (7, 29953623), (21, 9984541), (49, 4279089), (61, 3437301), (67, 3129483), (147, 1426363), (183, 1145767), (201, 1043161), (349, 600789), (427, 491043), (469, 447069), (1047, 200263), (1281, 163681), (1407, 149023), (2443, 85827), (2989, 70149), (3283, 63867), (4087, 51303), (7329, 28609), (8967, 23383), (9849, 21289), (12261, 17101)]