261121302

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{10429}}^1$

素因数の和:10557

約数の個数: 48

約数和(自身を含む): 615036240

約数和(自身を除く): 353914938

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 107, 117, 214, 234, 321, 642, 963, 1391, 1926, 2782, 4173, 8346, 10429, 12519, 20858, 25038, 31287, 62574, 93861, 135577, 187722, 271154, 406731, 813462, 1115903, 1220193, 2231806, 2440386, 3347709, 6695418, 10043127, 14506739, 20086254, 29013478, 43520217, 87040434, 130560651, 261121302]

約数ペア:

[(1, 261121302), (2, 130560651), (3, 87040434), (6, 43520217), (9, 29013478), (13, 20086254), (18, 14506739), (26, 10043127), (39, 6695418), (78, 3347709), (107, 2440386), (117, 2231806), (214, 1220193), (234, 1115903), (321, 813462), (642, 406731), (963, 271154), (1391, 187722), (1926, 135577), (2782, 93861), (4173, 62574), (8346, 31287), (10429, 25038), (12519, 20858)]