211055858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1487}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 350977536

約数和(自身を除く): 139921678

約数列:

[1, 2, 13, 26, 53, 103, 106, 206, 689, 1339, 1378, 1487, 2678, 2974, 5459, 10918, 19331, 38662, 70967, 78811, 141934, 153161, 157622, 306322, 1024543, 1991093, 2049086, 3982186, 8117533, 16235066, 105527929, 211055858]

約数ペア:

[(1, 211055858), (2, 105527929), (13, 16235066), (26, 8117533), (53, 3982186), (103, 2049086), (106, 1991093), (206, 1024543), (689, 306322), (1339, 157622), (1378, 153161), (1487, 141934), (2678, 78811), (2974, 70967), (5459, 38662), (10918, 19331)]