72843147

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 122417568

約数和(自身を除く): 49574421

約数列:

[1, 3, 9, 13, 17, 39, 51, 53, 117, 153, 159, 221, 477, 663, 689, 691, 901, 1989, 2067, 2073, 2703, 6201, 6219, 8109, 8983, 11713, 11747, 26949, 35139, 35241, 36623, 80847, 105417, 105723, 109869, 152711, 329607, 458133, 476099, 622591, 1374399, 1428297, 1867773, 4284891, 5603319, 8093683, 24281049, 72843147]

約数ペア:

[(1, 72843147), (3, 24281049), (9, 8093683), (13, 5603319), (17, 4284891), (39, 1867773), (51, 1428297), (53, 1374399), (117, 622591), (153, 476099), (159, 458133), (221, 329607), (477, 152711), (663, 109869), (689, 105723), (691, 105417), (901, 80847), (1989, 36623), (2067, 35241), (2073, 35139), (2703, 26949), (6201, 11747), (6219, 11713), (8109, 8983)]