16757145

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 32256000

約数和(自身を除く): 15498855

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 47, 57, 95, 135, 139, 141, 171, 235, 285, 417, 423, 513, 695, 705, 855, 893, 1251, 1269, 2085, 2115, 2565, 2641, 2679, 3753, 4465, 6255, 6345, 6533, 7923, 8037, 13205, 13395, 18765, 19599, 23769, 24111, 32665, 39615, 40185, 58797, 71307, 97995, 118845, 120555, 124127, 176391, 293985, 356535, 372381, 620635, 881955, 1117143, 1861905, 3351429, 5585715, 16757145]

約数ペア:

[(1, 16757145), (3, 5585715), (5, 3351429), (9, 1861905), (15, 1117143), (19, 881955), (27, 620635), (45, 372381), (47, 356535), (57, 293985), (95, 176391), (135, 124127), (139, 120555), (141, 118845), (171, 97995), (235, 71307), (285, 58797), (417, 40185), (423, 39615), (513, 32665), (695, 24111), (705, 23769), (855, 19599), (893, 18765), (1251, 13395), (1269, 13205), (2085, 8037), (2115, 7923), (2565, 6533), (2641, 6345), (2679, 6255), (3753, 4465)]