127289552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{611969}}^1$

素因数の和:611990

約数の個数: 20

約数和(自身を含む): 265594980

約数和(自身を除く): 138305428

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 611969, 1223938, 2447876, 4895752, 7955597, 9791504, 15911194, 31822388, 63644776, 127289552]

約数ペア:

[(1, 127289552), (2, 63644776), (4, 31822388), (8, 15911194), (13, 9791504), (16, 7955597), (26, 4895752), (52, 2447876), (104, 1223938), (208, 611969)]