212661585

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4877}}^1$

素因数の和:4927

約数の個数: 64

約数和(自身を含む): 421459200

約数和(自身を除く): 208797615

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 135, 153, 171, 255, 285, 323, 459, 513, 765, 855, 969, 1615, 2295, 2565, 2907, 4845, 4877, 8721, 14535, 14631, 24385, 43605, 43893, 73155, 82909, 92663, 131679, 219465, 248727, 277989, 414545, 463315, 658395, 746181, 833967, 1243635, 1389945, 1575271, 2238543, 2501901, 3730905, 4169835, 4725813, 7876355, 11192715, 12509505, 14177439, 23629065, 42532317, 70887195, 212661585]

約数ペア:

[(1, 212661585), (3, 70887195), (5, 42532317), (9, 23629065), (15, 14177439), (17, 12509505), (19, 11192715), (27, 7876355), (45, 4725813), (51, 4169835), (57, 3730905), (85, 2501901), (95, 2238543), (135, 1575271), (153, 1389945), (171, 1243635), (255, 833967), (285, 746181), (323, 658395), (459, 463315), (513, 414545), (765, 277989), (855, 248727), (969, 219465), (1615, 131679), (2295, 92663), (2565, 82909), (2907, 73155), (4845, 43893), (4877, 43605), (8721, 24385), (14535, 14631)]