142943216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{3257}}^1$

素因数の和:3489

約数の個数: 40

約数和(自身を含む): 299762064

約数和(自身を除く): 156818848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 422, 844, 1688, 2743, 3257, 3376, 5486, 6514, 10972, 13028, 21944, 26056, 42341, 43888, 52112, 84682, 169364, 338728, 677456, 687227, 1374454, 2748908, 5497816, 8933951, 10995632, 17867902, 35735804, 71471608, 142943216]

約数ペア:

[(1, 142943216), (2, 71471608), (4, 35735804), (8, 17867902), (13, 10995632), (16, 8933951), (26, 5497816), (52, 2748908), (104, 1374454), (208, 687227), (211, 677456), (422, 338728), (844, 169364), (1688, 84682), (2743, 52112), (3257, 43888), (3376, 42341), (5486, 26056), (6514, 21944), (10972, 13028)]