1285249005

素因数分解:

$3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 2323192320

約数和(自身を除く): 1037943315

約数列:

[1, 3, 5, 9, 15, 27, 45, 113, 135, 173, 339, 487, 519, 565, 865, 1017, 1461, 1557, 1695, 2435, 2595, 3051, 4383, 4671, 5085, 7305, 7785, 13149, 15255, 19549, 21915, 23355, 55031, 58647, 65745, 84251, 97745, 165093, 175941, 252753, 275155, 293235, 421255, 495279, 527823, 758259, 825465, 879705, 1263765, 1485837, 2274777, 2476395, 2639115, 3791295, 7429185, 9520363, 11373885, 28561089, 47601815, 85683267, 142805445, 257049801, 428416335, 1285249005]

約数ペア:

[(1, 1285249005), (3, 428416335), (5, 257049801), (9, 142805445), (15, 85683267), (27, 47601815), (45, 28561089), (113, 11373885), (135, 9520363), (173, 7429185), (339, 3791295), (487, 2639115), (519, 2476395), (565, 2274777), (865, 1485837), (1017, 1263765), (1461, 879705), (1557, 825465), (1695, 758259), (2435, 527823), (2595, 495279), (3051, 421255), (4383, 293235), (4671, 275155), (5085, 252753), (7305, 175941), (7785, 165093), (13149, 97745), (15255, 84251), (19549, 65745), (21915, 58647), (23355, 55031)]