2185508745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{6959}}^1$

素因数の和:7974

約数の個数: 48

約数和(自身を含む): 4334353920

約数和(自身を除く): 2148845175

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 997, 2991, 4985, 6959, 6979, 8973, 14955, 20877, 20937, 34795, 34895, 44865, 48713, 62631, 62811, 104385, 104685, 146139, 243565, 313155, 314055, 438417, 730695, 2192085, 6938123, 20814369, 34690615, 48566861, 62443107, 104071845, 145700583, 242834305, 312215535, 437101749, 728502915, 2185508745]

約数ペア:

[(1, 2185508745), (3, 728502915), (5, 437101749), (7, 312215535), (9, 242834305), (15, 145700583), (21, 104071845), (35, 62443107), (45, 48566861), (63, 34690615), (105, 20814369), (315, 6938123), (997, 2192085), (2991, 730695), (4985, 438417), (6959, 314055), (6979, 313155), (8973, 243565), (14955, 146139), (20877, 104685), (20937, 104385), (34795, 62811), (34895, 62631), (44865, 48713)]