1263670205

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2\times {\mathrm{313}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 1824556032

約数和(自身を除く): 560885827

約数列:

[1, 5, 7, 31, 35, 61, 155, 217, 305, 313, 427, 1085, 1565, 1891, 2135, 2191, 3721, 9455, 9703, 10955, 13237, 18605, 19093, 26047, 48515, 66185, 67921, 95465, 115351, 130235, 133651, 339605, 576755, 591883, 668255, 807457, 1164673, 2959415, 4037285, 4143181, 5823365, 8152711, 20715905, 36104863, 40763555, 180524315, 252734041, 1263670205]

約数ペア:

[(1, 1263670205), (5, 252734041), (7, 180524315), (31, 40763555), (35, 36104863), (61, 20715905), (155, 8152711), (217, 5823365), (305, 4143181), (313, 4037285), (427, 2959415), (1085, 1164673), (1565, 807457), (1891, 668255), (2135, 591883), (2191, 576755), (3721, 339605), (9455, 133651), (9703, 130235), (10955, 115351), (13237, 95465), (18605, 67921), (19093, 66185), (26047, 48515)]