128535547

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{5171}}^1$

素因数の和:5298

約数の個数: 16

約数和(自身を含む): 151932672

約数和(自身を除く): 23397125

約数列:

[1, 7, 53, 67, 371, 469, 3551, 5171, 24857, 36197, 274063, 346457, 1918441, 2425199, 18362221, 128535547]

約数ペア:

[(1, 128535547), (7, 18362221), (53, 2425199), (67, 1918441), (371, 346457), (469, 274063), (3551, 36197), (5171, 24857)]