318508911

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2297}}^1$

素因数の和:2412

約数の個数: 48

約数和(自身を含む): 550637568

約数和(自身を除く): 232128657

約数列:

[1, 3, 7, 9, 21, 31, 63, 71, 93, 213, 217, 279, 497, 639, 651, 1491, 1953, 2201, 2297, 4473, 6603, 6891, 15407, 16079, 19809, 20673, 46221, 48237, 71207, 138663, 144711, 163087, 213621, 489261, 498449, 640863, 1141609, 1467783, 1495347, 3424827, 4486041, 5055697, 10274481, 15167091, 35389879, 45501273, 106169637, 318508911]

約数ペア:

[(1, 318508911), (3, 106169637), (7, 45501273), (9, 35389879), (21, 15167091), (31, 10274481), (63, 5055697), (71, 4486041), (93, 3424827), (213, 1495347), (217, 1467783), (279, 1141609), (497, 640863), (639, 498449), (651, 489261), (1491, 213621), (1953, 163087), (2201, 144711), (2297, 138663), (4473, 71207), (6603, 48237), (6891, 46221), (15407, 20673), (16079, 19809)]