157640595

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1543}}^1$

素因数の和:1704

約数の個数: 48

約数和(自身を含む): 295706880

約数和(自身を除く): 138066285

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 139, 147, 245, 417, 695, 735, 973, 1543, 2085, 2919, 4629, 4865, 6811, 7715, 10801, 14595, 20433, 23145, 32403, 34055, 54005, 75607, 102165, 162015, 214477, 226821, 378035, 643431, 1072385, 1134105, 1501339, 3217155, 4504017, 7506695, 10509373, 22520085, 31528119, 52546865, 157640595]

約数ペア:

[(1, 157640595), (3, 52546865), (5, 31528119), (7, 22520085), (15, 10509373), (21, 7506695), (35, 4504017), (49, 3217155), (105, 1501339), (139, 1134105), (147, 1072385), (245, 643431), (417, 378035), (695, 226821), (735, 214477), (973, 162015), (1543, 102165), (2085, 75607), (2919, 54005), (4629, 34055), (4865, 32403), (6811, 23145), (7715, 20433), (10801, 14595)]