213972668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5393}}^1$

素因数の和:5526

約数の個数: 48

約数和(自身を含む): 465178560

約数和(自身を除く): 251205892

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 109, 182, 218, 364, 436, 763, 1417, 1526, 2834, 3052, 5393, 5668, 9919, 10786, 19838, 21572, 37751, 39676, 70109, 75502, 140218, 151004, 280436, 490763, 587837, 981526, 1175674, 1963052, 2351348, 4114859, 7641881, 8229718, 15283762, 16459436, 30567524, 53493167, 106986334, 213972668]

約数ペア:

[(1, 213972668), (2, 106986334), (4, 53493167), (7, 30567524), (13, 16459436), (14, 15283762), (26, 8229718), (28, 7641881), (52, 4114859), (91, 2351348), (109, 1963052), (182, 1175674), (218, 981526), (364, 587837), (436, 490763), (763, 280436), (1417, 151004), (1526, 140218), (2834, 75502), (3052, 70109), (5393, 39676), (5668, 37751), (9919, 21572), (10786, 19838)]