131533199

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{587}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 162887760

約数和(自身を除く): 31354561

約数列:

[1, 7, 17, 49, 119, 269, 587, 833, 1883, 4109, 4573, 9979, 13181, 28763, 32011, 69853, 157903, 224077, 488971, 1105321, 2684351, 7737247, 18790457, 131533199]

約数ペア:

[(1, 131533199), (7, 18790457), (17, 7737247), (49, 2684351), (119, 1105321), (269, 488971), (587, 224077), (833, 157903), (1883, 69853), (4109, 32011), (4573, 28763), (9979, 13181)]