251484415

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3433}}^1$

素因数の和:3488

約数の個数: 48

約数和(自身を含む): 394607808

約数和(自身を除く): 143123393

約数列:

[1, 5, 7, 13, 23, 35, 49, 65, 91, 115, 161, 245, 299, 455, 637, 805, 1127, 1495, 2093, 3185, 3433, 5635, 10465, 14651, 17165, 24031, 44629, 73255, 78959, 120155, 168217, 223145, 312403, 394795, 552713, 841085, 1026467, 1562015, 2186821, 2763565, 3868991, 5132335, 7185269, 10934105, 19344955, 35926345, 50296883, 251484415]

約数ペア:

[(1, 251484415), (5, 50296883), (7, 35926345), (13, 19344955), (23, 10934105), (35, 7185269), (49, 5132335), (65, 3868991), (91, 2763565), (115, 2186821), (161, 1562015), (245, 1026467), (299, 841085), (455, 552713), (637, 394795), (805, 312403), (1127, 223145), (1495, 168217), (2093, 120155), (3185, 78959), (3433, 73255), (5635, 44629), (10465, 24031), (14651, 17165)]