440340089

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{419}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 541900800

約数和(自身を除く): 101560711

約数列:

[1, 7, 29, 31, 167, 203, 217, 419, 899, 1169, 2933, 4843, 5177, 6293, 12151, 12989, 33901, 36239, 69973, 85057, 90923, 150133, 376681, 489811, 1050931, 2029217, 2169163, 2636767, 14204519, 15184141, 62905727, 440340089]

約数ペア:

[(1, 440340089), (7, 62905727), (29, 15184141), (31, 14204519), (167, 2636767), (203, 2169163), (217, 2029217), (419, 1050931), (899, 489811), (1169, 376681), (2933, 150133), (4843, 90923), (5177, 85057), (6293, 69973), (12151, 36239), (12989, 33901)]