39100005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 83865600

約数和(自身を除く): 44765595

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 47, 57, 63, 95, 105, 133, 139, 141, 171, 235, 285, 315, 329, 399, 417, 423, 665, 695, 705, 855, 893, 973, 987, 1197, 1251, 1645, 1995, 2085, 2115, 2641, 2679, 2919, 2961, 4465, 4865, 4935, 5985, 6251, 6255, 6533, 7923, 8037, 8757, 13205, 13395, 14595, 14805, 18487, 18753, 19599, 23769, 31255, 32665, 39615, 40185, 43785, 45731, 55461, 56259, 58797, 92435, 93765, 97995, 118845, 124127, 137193, 166383, 228655, 277305, 281295, 293985, 372381, 411579, 620635, 685965, 831915, 868889, 1117143, 1861905, 2057895, 2606667, 4344445, 5585715, 7820001, 13033335, 39100005]

約数ペア:

[(1, 39100005), (3, 13033335), (5, 7820001), (7, 5585715), (9, 4344445), (15, 2606667), (19, 2057895), (21, 1861905), (35, 1117143), (45, 868889), (47, 831915), (57, 685965), (63, 620635), (95, 411579), (105, 372381), (133, 293985), (139, 281295), (141, 277305), (171, 228655), (235, 166383), (285, 137193), (315, 124127), (329, 118845), (399, 97995), (417, 93765), (423, 92435), (665, 58797), (695, 56259), (705, 55461), (855, 45731), (893, 43785), (973, 40185), (987, 39615), (1197, 32665), (1251, 31255), (1645, 23769), (1995, 19599), (2085, 18753), (2115, 18487), (2641, 14805), (2679, 14595), (2919, 13395), (2961, 13205), (4465, 8757), (4865, 8037), (4935, 7923), (5985, 6533), (6251, 6255)]