172957323

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 305786880

約数和(自身を除く): 132829557

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 157, 209, 231, 251, 399, 471, 627, 753, 1099, 1463, 1727, 1757, 2761, 2983, 3297, 4389, 4769, 5181, 5271, 8283, 8949, 12089, 14307, 19327, 20881, 32813, 33383, 36267, 39407, 52459, 57981, 62643, 98439, 100149, 118221, 157377, 229691, 275849, 367213, 433477, 689073, 748733, 827547, 1101639, 1300431, 2246199, 3034339, 5241131, 8236063, 9103017, 15723393, 24708189, 57652441, 172957323]

約数ペア:

[(1, 172957323), (3, 57652441), (7, 24708189), (11, 15723393), (19, 9103017), (21, 8236063), (33, 5241131), (57, 3034339), (77, 2246199), (133, 1300431), (157, 1101639), (209, 827547), (231, 748733), (251, 689073), (399, 433477), (471, 367213), (627, 275849), (753, 229691), (1099, 157377), (1463, 118221), (1727, 100149), (1757, 98439), (2761, 62643), (2983, 57981), (3297, 52459), (4389, 39407), (4769, 36267), (5181, 33383), (5271, 32813), (8283, 20881), (8949, 19327), (12089, 14307)]