1277732464

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{121181}}^1$

素因数の和:121848

約数の個数: 20

約数和(自身を含む): 2479383720

約数和(自身を除く): 1201651256

約数列:

[1, 2, 4, 8, 16, 659, 1318, 2636, 5272, 10544, 121181, 242362, 484724, 969448, 1938896, 79858279, 159716558, 319433116, 638866232, 1277732464]

約数ペア:

[(1, 1277732464), (2, 638866232), (4, 319433116), (8, 159716558), (16, 79858279), (659, 1938896), (1318, 969448), (2636, 484724), (5272, 242362), (10544, 121181)]