212813584

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 418955328

約数和(自身を除く): 206141744

約数列:

[1, 2, 4, 8, 16, 107, 197, 214, 394, 428, 631, 788, 856, 1262, 1576, 1712, 2524, 3152, 5048, 10096, 21079, 42158, 67517, 84316, 124307, 135034, 168632, 248614, 270068, 337264, 497228, 540136, 994456, 1080272, 1988912, 13300849, 26601698, 53203396, 106406792, 212813584]

約数ペア:

[(1, 212813584), (2, 106406792), (4, 53203396), (8, 26601698), (16, 13300849), (107, 1988912), (197, 1080272), (214, 994456), (394, 540136), (428, 497228), (631, 337264), (788, 270068), (856, 248614), (1262, 168632), (1576, 135034), (1712, 124307), (2524, 84316), (3152, 67517), (5048, 42158), (10096, 21079)]