40144965

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 75371328

約数和(自身を除く): 35226363

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 193, 245, 283, 579, 735, 849, 965, 1351, 1415, 1981, 2895, 4053, 4245, 5943, 6755, 9457, 9905, 13867, 20265, 28371, 29715, 41601, 47285, 54619, 69335, 141855, 163857, 208005, 273095, 382333, 819285, 1146999, 1911665, 2676331, 5734995, 8028993, 13381655, 40144965]

約数ペア:

[(1, 40144965), (3, 13381655), (5, 8028993), (7, 5734995), (15, 2676331), (21, 1911665), (35, 1146999), (49, 819285), (105, 382333), (147, 273095), (193, 208005), (245, 163857), (283, 141855), (579, 69335), (735, 54619), (849, 47285), (965, 41601), (1351, 29715), (1415, 28371), (1981, 20265), (2895, 13867), (4053, 9905), (4245, 9457), (5943, 6755)]