138660238

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 224472384

約数和(自身を除く): 85812146

約数列:

[1, 2, 23, 37, 46, 74, 257, 317, 514, 634, 851, 1702, 5911, 7291, 9509, 11729, 11822, 14582, 19018, 23458, 81469, 162938, 218707, 269767, 437414, 539534, 1873787, 3014353, 3747574, 6028706, 69330119, 138660238]

約数ペア:

[(1, 138660238), (2, 69330119), (23, 6028706), (37, 3747574), (46, 3014353), (74, 1873787), (257, 539534), (317, 437414), (514, 269767), (634, 218707), (851, 162938), (1702, 81469), (5911, 23458), (7291, 19018), (9509, 14582), (11729, 11822)]