2783505915

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1\times {\mathrm{877}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 4866746976

約数和(自身を除く): 2083241061

約数列:

[1, 3, 5, 9, 15, 45, 251, 281, 753, 843, 877, 1255, 1405, 2259, 2529, 2631, 3765, 4215, 4385, 7893, 11295, 12645, 13155, 39465, 70531, 211593, 220127, 246437, 352655, 634779, 660381, 739311, 1057965, 1100635, 1232185, 1981143, 2217933, 3173895, 3301905, 3696555, 9905715, 11089665, 61855687, 185567061, 309278435, 556701183, 927835305, 2783505915]

約数ペア:

[(1, 2783505915), (3, 927835305), (5, 556701183), (9, 309278435), (15, 185567061), (45, 61855687), (251, 11089665), (281, 9905715), (753, 3696555), (843, 3301905), (877, 3173895), (1255, 2217933), (1405, 1981143), (2259, 1232185), (2529, 1100635), (2631, 1057965), (3765, 739311), (4215, 660381), (4385, 634779), (7893, 352655), (11295, 246437), (12645, 220127), (13155, 211593), (39465, 70531)]