404139272

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{12601}}^1$

素因数の和:12837

約数の個数: 32

約数和(自身を含む): 801487200

約数和(自身を除く): 397347928

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 422, 844, 1688, 4009, 8018, 12601, 16036, 25202, 32072, 50404, 100808, 239419, 478838, 957676, 1915352, 2658811, 5317622, 10635244, 21270488, 50517409, 101034818, 202069636, 404139272]

約数ペア:

[(1, 404139272), (2, 202069636), (4, 101034818), (8, 50517409), (19, 21270488), (38, 10635244), (76, 5317622), (152, 2658811), (211, 1915352), (422, 957676), (844, 478838), (1688, 239419), (4009, 100808), (8018, 50404), (12601, 32072), (16036, 25202)]