138533512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{2617}}^1$

素因数の和:3145

約数の個数: 32

約数和(自身を含む): 280387800

約数和(自身を除く): 141854288

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 509, 1018, 2036, 2617, 4072, 5234, 6617, 10468, 13234, 20936, 26468, 34021, 52936, 68042, 136084, 272168, 1332053, 2664106, 5328212, 10656424, 17316689, 34633378, 69266756, 138533512]

約数ペア:

[(1, 138533512), (2, 69266756), (4, 34633378), (8, 17316689), (13, 10656424), (26, 5328212), (52, 2664106), (104, 1332053), (509, 272168), (1018, 136084), (2036, 68042), (2617, 52936), (4072, 34021), (5234, 26468), (6617, 20936), (10468, 13234)]