1388021474

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{41957}}^1$

素因数の和:42122

約数の個数: 32

約数和(自身を含む): 2537619840

約数和(自身を除く): 1149598366

約数列:

[1, 2, 7, 14, 17, 34, 119, 139, 238, 278, 973, 1946, 2363, 4726, 16541, 33082, 41957, 83914, 293699, 587398, 713269, 1426538, 4992883, 5832023, 9985766, 11664046, 40824161, 81648322, 99144391, 198288782, 694010737, 1388021474]

約数ペア:

[(1, 1388021474), (2, 694010737), (7, 198288782), (14, 99144391), (17, 81648322), (34, 40824161), (119, 11664046), (139, 9985766), (238, 5832023), (278, 4992883), (973, 1426538), (1946, 713269), (2363, 587398), (4726, 293699), (16541, 83914), (33082, 41957)]