400751967

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{5651}}^1$

素因数の和:5979

約数の個数: 32

約数和(自身を含む): 668473344

約数和(自身を除く): 267721377

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 307, 921, 2149, 3377, 5651, 6447, 10131, 16953, 23639, 39557, 62161, 70917, 118671, 186483, 435127, 1305381, 1734857, 5204571, 12143999, 19083427, 36431997, 57250281, 133583989, 400751967]

約数ペア:

[(1, 400751967), (3, 133583989), (7, 57250281), (11, 36431997), (21, 19083427), (33, 12143999), (77, 5204571), (231, 1734857), (307, 1305381), (921, 435127), (2149, 186483), (3377, 118671), (5651, 70917), (6447, 62161), (10131, 39557), (16953, 23639)]