313621305

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{997}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 511423104

約数和(自身を除く): 197801799

約数列:

[1, 3, 5, 15, 67, 201, 313, 335, 939, 997, 1005, 1565, 2991, 4695, 4985, 14955, 20971, 62913, 66799, 104855, 200397, 312061, 314565, 333995, 936183, 1001985, 1560305, 4680915, 20908087, 62724261, 104540435, 313621305]

約数ペア:

[(1, 313621305), (3, 104540435), (5, 62724261), (15, 20908087), (67, 4680915), (201, 1560305), (313, 1001985), (335, 936183), (939, 333995), (997, 314565), (1005, 312061), (1565, 200397), (2991, 104855), (4695, 66799), (4985, 62913), (14955, 20971)]