72137368

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{219931}}^1$

素因数の和:219978

約数の個数: 16

約数和(自身を含む): 138557160

約数和(自身を除く): 66419792

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 219931, 439862, 879724, 1759448, 9017171, 18034342, 36068684, 72137368]

約数ペア:

[(1, 72137368), (2, 36068684), (4, 18034342), (8, 9017171), (41, 1759448), (82, 879724), (164, 439862), (328, 219931)]