978254211

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1\times {\mathrm{1307}}^1$

素因数の和:1971

約数の個数: 32

約数和(自身を含む): 1464876288

約数和(自身を除く): 486622077

約数列:

[1, 3, 11, 33, 37, 111, 407, 613, 1221, 1307, 1839, 3921, 6743, 14377, 20229, 22681, 43131, 48359, 68043, 145077, 249491, 531949, 748473, 801191, 1595847, 2403573, 8813101, 26439303, 29644067, 88932201, 326084737, 978254211]

約数ペア:

[(1, 978254211), (3, 326084737), (11, 88932201), (33, 29644067), (37, 26439303), (111, 8813101), (407, 2403573), (613, 1595847), (1221, 801191), (1307, 748473), (1839, 531949), (3921, 249491), (6743, 145077), (14377, 68043), (20229, 48359), (22681, 43131)]