128865852

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{50417}}^1$

素因数の和:50498

約数の個数: 36

約数和(自身を含む): 330338736

約数和(自身を除く): 201472884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 50417, 100834, 151251, 201668, 302502, 453753, 605004, 907506, 1815012, 3579607, 7159214, 10738821, 14318428, 21477642, 32216463, 42955284, 64432926, 128865852]

約数ペア:

[(1, 128865852), (2, 64432926), (3, 42955284), (4, 32216463), (6, 21477642), (9, 14318428), (12, 10738821), (18, 7159214), (36, 3579607), (71, 1815012), (142, 907506), (213, 605004), (284, 453753), (426, 302502), (639, 201668), (852, 151251), (1278, 100834), (2556, 50417)]